256969440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 576

約数和(自身を含む): 1129355136

約数和(自身を除く): 872385696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 37, 39, 40, 42, 45, 48, 52, 53, 56, 60, 63, 65, 70, 72, 74, 78, 80, 84, 90, 91, 96, 104, 105, 106, 111, 112, 117, 120, 126, 130, 140, 144, 148, 156, 159, 160, 168, 180, 182, 185, 195, 208, 210, 212, 222, 224, 234, 240, 252, 259, 260, 265, 273, 280, 288, 296, 312, 315, 318, 333, 336, 360, 364, 370, 371, 390, 416, 420, 424, 444, 455, 468, 477, 480, 481, 504, 518, 520, 530, 546, 555, 560, 585, 592, 624, 630, 636, 666, 672, 689, 720, 728, 740, 742, 777, 780, 795, 819, 840, 848, 888, 910, 936, 954, 962, 1008, 1036, 1040, 1060, 1092, 1110, 1113, 1120, 1170, 1184, 1248, 1260, 1272, 1295, 1332, 1365, 1378, 1440, 1443, 1456, 1480, 1484, 1554, 1560, 1590, 1638, 1665, 1680, 1696, 1776, 1820, 1855, 1872, 1908, 1924, 1961, 2016, 2067, 2072, 2080, 2120, 2184, 2220, 2226, 2331, 2340, 2385, 2405, 2520, 2544, 2590, 2664, 2730, 2756, 2886, 2912, 2960, 2968, 3108, 3120, 3180, 3276, 3330, 3339, 3360, 3367, 3445, 3552, 3640, 3710, 3744, 3816, 3848, 3885, 3922, 4095, 4134, 4144, 4240, 4329, 4368, 4440, 4452, 4662, 4680, 4770, 4810, 4823, 5040, 5088, 5180, 5328, 5460, 5512, 5565, 5772, 5883, 5920, 5936, 6201, 6216, 6240, 6360, 6552, 6660, 6678, 6734, 6890, 7215, 7280, 7420, 7632, 7696, 7770, 7844, 8190, 8268, 8288, 8480, 8658, 8736, 8880, 8904, 9324, 9360, 9540, 9620, 9646, 9805, 10080, 10101, 10335, 10360, 10656, 10920, 11024, 11130, 11544, 11655, 11766, 11872, 12402, 12432, 12720, 13104, 13320, 13356, 13468, 13727, 13780, 14430, 14469, 14560, 14840, 15264, 15392, 15540, 15688, 16380, 16536, 16695, 16835, 17316, 17649, 17760, 17808, 18648, 18720, 19080, 19240, 19292, 19610, 20202, 20670, 20720, 21645, 21840, 22048, 22260, 23088, 23310, 23532, 24115, 24804, 24864, 25440, 25493, 26208, 26640, 26712, 26936, 27454, 27560, 28860, 28938, 29415, 29680, 30303, 31005, 31080, 31376, 32760, 33072, 33390, 33670, 34632, 35298, 35616, 37296, 38160, 38480, 38584, 39220, 40404, 41181, 41340, 41440, 43290, 43407, 43680, 44520, 46176, 46620, 47064, 48230, 49608, 50505, 50986, 53280, 53424, 53872, 54908, 55120, 57720, 57876, 58830, 59360, 60606, 62010, 62160, 62752, 65520, 66144, 66780, 67340, 68635, 69264, 70596, 72345, 74592, 76320, 76479, 76960, 77168, 78440, 80808, 82362, 82680, 86580, 86814, 88245, 89040, 93240, 94128, 96460, 99216, 101010, 101972, 106848, 107744, 109816, 110240, 115440, 115752, 117660, 121212, 123543, 124020, 124320, 127465, 131040, 133560, 134680, 137270, 138528, 141192, 144690, 151515, 152958, 154336, 156880, 161616, 164724, 165360, 173160, 173628, 176490, 178080, 178451, 186480, 188256, 192920, 198432, 202020, 203944, 205905, 217035, 219632, 229437, 230880, 231504, 235320, 242424, 247086, 248040, 254930, 267120, 269360, 274540, 282384, 289380, 303030, 305916, 313760, 323232, 329448, 330720, 346320, 347256, 352980, 356902, 372960, 382395, 385840, 404040, 407888, 411810, 434070, 439264, 458874, 463008, 470640, 484848, 494172, 496080, 509860, 534240, 535353, 538720, 549080, 564768, 578760, 606060, 611832, 617715, 658896, 692640, 694512, 705960, 713804, 764790, 771680, 808080, 815776, 823620, 868140, 892255, 917748, 941280, 969696, 988344, 992160, 1019720, 1070706, 1098160, 1147185, 1157520, 1212120, 1223664, 1235430, 1317792, 1389024, 1411920, 1427608, 1529580, 1606059, 1616160, 1647240, 1736280, 1784510, 1835496, 1976688, 2039440, 2141412, 2196320, 2294370, 2315040, 2424240, 2447328, 2470860, 2676765, 2823840, 2855216, 3059160, 3212118, 3294480, 3472560, 3569020, 3670992, 3953376, 4078880, 4282824, 4588740, 4848480, 4941720, 5353530, 5710432, 6118320, 6424236, 6588960, 6945120, 7138040, 7341984, 8030295, 8565648, 9177480, 9883440, 10707060, 12236640, 12848472, 14276080, 16060590, 17131296, 18354960, 19766880, 21414120, 25696944, 28552160, 32121180, 36709920, 42828240, 51393888, 64242360, 85656480, 128484720, 256969440]

約数ペア:

[(1, 256969440), (2, 128484720), (3, 85656480), (4, 64242360), (5, 51393888), (6, 42828240), (7, 36709920), (8, 32121180), (9, 28552160), (10, 25696944), (12, 21414120), (13, 19766880), (14, 18354960), (15, 17131296), (16, 16060590), (18, 14276080), (20, 12848472), (21, 12236640), (24, 10707060), (26, 9883440), (28, 9177480), (30, 8565648), (32, 8030295), (35, 7341984), (36, 7138040), (37, 6945120), (39, 6588960), (40, 6424236), (42, 6118320), (45, 5710432), (48, 5353530), (52, 4941720), (53, 4848480), (56, 4588740), (60, 4282824), (63, 4078880), (65, 3953376), (70, 3670992), (72, 3569020), (74, 3472560), (78, 3294480), (80, 3212118), (84, 3059160), (90, 2855216), (91, 2823840), (96, 2676765), (104, 2470860), (105, 2447328), (106, 2424240), (111, 2315040), (112, 2294370), (117, 2196320), (120, 2141412), (126, 2039440), (130, 1976688), (140, 1835496), (144, 1784510), (148, 1736280), (156, 1647240), (159, 1616160), (160, 1606059), (168, 1529580), (180, 1427608), (182, 1411920), (185, 1389024), (195, 1317792), (208, 1235430), (210, 1223664), (212, 1212120), (222, 1157520), (224, 1147185), (234, 1098160), (240, 1070706), (252, 1019720), (259, 992160), (260, 988344), (265, 969696), (273, 941280), (280, 917748), (288, 892255), (296, 868140), (312, 823620), (315, 815776), (318, 808080), (333, 771680), (336, 764790), (360, 713804), (364, 705960), (370, 694512), (371, 692640), (390, 658896), (416, 617715), (420, 611832), (424, 606060), (444, 578760), (455, 564768), (468, 549080), (477, 538720), (480, 535353), (481, 534240), (504, 509860), (518, 496080), (520, 494172), (530, 484848), (546, 470640), (555, 463008), (560, 458874), (585, 439264), (592, 434070), (624, 411810), (630, 407888), (636, 404040), (666, 385840), (672, 382395), (689, 372960), (720, 356902), (728, 352980), (740, 347256), (742, 346320), (777, 330720), (780, 329448), (795, 323232), (819, 313760), (840, 305916), (848, 303030), (888, 289380), (910, 282384), (936, 274540), (954, 269360), (962, 267120), (1008, 254930), (1036, 248040), (1040, 247086), (1060, 242424), (1092, 235320), (1110, 231504), (1113, 230880), (1120, 229437), (1170, 219632), (1184, 217035), (1248, 205905), (1260, 203944), (1272, 202020), (1295, 198432), (1332, 192920), (1365, 188256), (1378, 186480), (1440, 178451), (1443, 178080), (1456, 176490), (1480, 173628), (1484, 173160), (1554, 165360), (1560, 164724), (1590, 161616), (1638, 156880), (1665, 154336), (1680, 152958), (1696, 151515), (1776, 144690), (1820, 141192), (1855, 138528), (1872, 137270), (1908, 134680), (1924, 133560), (1961, 131040), (2016, 127465), (2067, 124320), (2072, 124020), (2080, 123543), (2120, 121212), (2184, 117660), (2220, 115752), (2226, 115440), (2331, 110240), (2340, 109816), (2385, 107744), (2405, 106848), (2520, 101972), (2544, 101010), (2590, 99216), (2664, 96460), (2730, 94128), (2756, 93240), (2886, 89040), (2912, 88245), (2960, 86814), (2968, 86580), (3108, 82680), (3120, 82362), (3180, 80808), (3276, 78440), (3330, 77168), (3339, 76960), (3360, 76479), (3367, 76320), (3445, 74592), (3552, 72345), (3640, 70596), (3710, 69264), (3744, 68635), (3816, 67340), (3848, 66780), (3885, 66144), (3922, 65520), (4095, 62752), (4134, 62160), (4144, 62010), (4240, 60606), (4329, 59360), (4368, 58830), (4440, 57876), (4452, 57720), (4662, 55120), (4680, 54908), (4770, 53872), (4810, 53424), (4823, 53280), (5040, 50986), (5088, 50505), (5180, 49608), (5328, 48230), (5460, 47064), (5512, 46620), (5565, 46176), (5772, 44520), (5883, 43680), (5920, 43407), (5936, 43290), (6201, 41440), (6216, 41340), (6240, 41181), (6360, 40404), (6552, 39220), (6660, 38584), (6678, 38480), (6734, 38160), (6890, 37296), (7215, 35616), (7280, 35298), (7420, 34632), (7632, 33670), (7696, 33390), (7770, 33072), (7844, 32760), (8190, 31376), (8268, 31080), (8288, 31005), (8480, 30303), (8658, 29680), (8736, 29415), (8880, 28938), (8904, 28860), (9324, 27560), (9360, 27454), (9540, 26936), (9620, 26712), (9646, 26640), (9805, 26208), (10080, 25493), (10101, 25440), (10335, 24864), (10360, 24804), (10656, 24115), (10920, 23532), (11024, 23310), (11130, 23088), (11544, 22260), (11655, 22048), (11766, 21840), (11872, 21645), (12402, 20720), (12432, 20670), (12720, 20202), (13104, 19610), (13320, 19292), (13356, 19240), (13468, 19080), (13727, 18720), (13780, 18648), (14430, 17808), (14469, 17760), (14560, 17649), (14840, 17316), (15264, 16835), (15392, 16695), (15540, 16536), (15688, 16380)]