257235840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 384

約数和(自身を含む): 979542720

約数和(自身を除く): 722306880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 37, 40, 45, 48, 51, 60, 64, 68, 71, 72, 74, 80, 85, 90, 96, 102, 111, 120, 128, 136, 142, 144, 148, 153, 160, 170, 180, 185, 192, 204, 213, 222, 240, 255, 272, 284, 288, 296, 306, 320, 333, 340, 355, 360, 370, 384, 408, 426, 444, 480, 510, 544, 555, 568, 576, 592, 612, 629, 639, 640, 666, 680, 710, 720, 740, 765, 816, 852, 888, 960, 1020, 1065, 1088, 1110, 1136, 1152, 1184, 1207, 1224, 1258, 1278, 1332, 1360, 1420, 1440, 1480, 1530, 1632, 1665, 1704, 1776, 1887, 1920, 2040, 2130, 2176, 2220, 2272, 2368, 2414, 2448, 2516, 2556, 2627, 2664, 2720, 2840, 2880, 2960, 3060, 3145, 3195, 3264, 3330, 3408, 3552, 3621, 3774, 4080, 4260, 4440, 4544, 4736, 4828, 4896, 5032, 5112, 5254, 5328, 5440, 5661, 5680, 5760, 5920, 6035, 6120, 6290, 6390, 6528, 6660, 6816, 7104, 7242, 7548, 7881, 8160, 8520, 8880, 9088, 9435, 9656, 9792, 10064, 10224, 10508, 10656, 10863, 10880, 11322, 11360, 11840, 12070, 12240, 12580, 12780, 13135, 13320, 13632, 14208, 14484, 15096, 15762, 16320, 17040, 17760, 18105, 18870, 19312, 19584, 20128, 20448, 21016, 21312, 21726, 22644, 22720, 23643, 23680, 24140, 24480, 25160, 25560, 26270, 26640, 27264, 28305, 28968, 30192, 31524, 32640, 34080, 35520, 36210, 37740, 38624, 39405, 40256, 40896, 42032, 42624, 43452, 44659, 45288, 45440, 47286, 48280, 48960, 50320, 51120, 52540, 53280, 54315, 56610, 57936, 60384, 63048, 68160, 71040, 72420, 75480, 77248, 78810, 80512, 81792, 84064, 86904, 89318, 90576, 94572, 96560, 97920, 100640, 102240, 105080, 106560, 108630, 113220, 115872, 118215, 120768, 126096, 133977, 136320, 144840, 150960, 154496, 157620, 168128, 173808, 178636, 181152, 189144, 193120, 201280, 204480, 210160, 213120, 217260, 223295, 226440, 231744, 236430, 241536, 252192, 267954, 289680, 301920, 315240, 336256, 347616, 357272, 362304, 378288, 386240, 401931, 402560, 408960, 420320, 434520, 446590, 452880, 463488, 472860, 504384, 535908, 579360, 603840, 630480, 669885, 695232, 714544, 724608, 756576, 772480, 803862, 840640, 869040, 893180, 905760, 945720, 1008768, 1071816, 1158720, 1207680, 1260960, 1339770, 1390464, 1429088, 1513152, 1607724, 1681280, 1738080, 1786360, 1811520, 1891440, 2009655, 2143632, 2317440, 2521920, 2679540, 2858176, 3026304, 3215448, 3476160, 3572720, 3623040, 3782880, 4019310, 4287264, 5043840, 5359080, 5716352, 6430896, 6952320, 7145440, 7565760, 8038620, 8574528, 10718160, 12861792, 14290880, 15131520, 16077240, 17149056, 21436320, 25723584, 28581760, 32154480, 42872640, 51447168, 64308960, 85745280, 128617920, 257235840]

約数ペア:

[(1, 257235840), (2, 128617920), (3, 85745280), (4, 64308960), (5, 51447168), (6, 42872640), (8, 32154480), (9, 28581760), (10, 25723584), (12, 21436320), (15, 17149056), (16, 16077240), (17, 15131520), (18, 14290880), (20, 12861792), (24, 10718160), (30, 8574528), (32, 8038620), (34, 7565760), (36, 7145440), (37, 6952320), (40, 6430896), (45, 5716352), (48, 5359080), (51, 5043840), (60, 4287264), (64, 4019310), (68, 3782880), (71, 3623040), (72, 3572720), (74, 3476160), (80, 3215448), (85, 3026304), (90, 2858176), (96, 2679540), (102, 2521920), (111, 2317440), (120, 2143632), (128, 2009655), (136, 1891440), (142, 1811520), (144, 1786360), (148, 1738080), (153, 1681280), (160, 1607724), (170, 1513152), (180, 1429088), (185, 1390464), (192, 1339770), (204, 1260960), (213, 1207680), (222, 1158720), (240, 1071816), (255, 1008768), (272, 945720), (284, 905760), (288, 893180), (296, 869040), (306, 840640), (320, 803862), (333, 772480), (340, 756576), (355, 724608), (360, 714544), (370, 695232), (384, 669885), (408, 630480), (426, 603840), (444, 579360), (480, 535908), (510, 504384), (544, 472860), (555, 463488), (568, 452880), (576, 446590), (592, 434520), (612, 420320), (629, 408960), (639, 402560), (640, 401931), (666, 386240), (680, 378288), (710, 362304), (720, 357272), (740, 347616), (765, 336256), (816, 315240), (852, 301920), (888, 289680), (960, 267954), (1020, 252192), (1065, 241536), (1088, 236430), (1110, 231744), (1136, 226440), (1152, 223295), (1184, 217260), (1207, 213120), (1224, 210160), (1258, 204480), (1278, 201280), (1332, 193120), (1360, 189144), (1420, 181152), (1440, 178636), (1480, 173808), (1530, 168128), (1632, 157620), (1665, 154496), (1704, 150960), (1776, 144840), (1887, 136320), (1920, 133977), (2040, 126096), (2130, 120768), (2176, 118215), (2220, 115872), (2272, 113220), (2368, 108630), (2414, 106560), (2448, 105080), (2516, 102240), (2556, 100640), (2627, 97920), (2664, 96560), (2720, 94572), (2840, 90576), (2880, 89318), (2960, 86904), (3060, 84064), (3145, 81792), (3195, 80512), (3264, 78810), (3330, 77248), (3408, 75480), (3552, 72420), (3621, 71040), (3774, 68160), (4080, 63048), (4260, 60384), (4440, 57936), (4544, 56610), (4736, 54315), (4828, 53280), (4896, 52540), (5032, 51120), (5112, 50320), (5254, 48960), (5328, 48280), (5440, 47286), (5661, 45440), (5680, 45288), (5760, 44659), (5920, 43452), (6035, 42624), (6120, 42032), (6290, 40896), (6390, 40256), (6528, 39405), (6660, 38624), (6816, 37740), (7104, 36210), (7242, 35520), (7548, 34080), (7881, 32640), (8160, 31524), (8520, 30192), (8880, 28968), (9088, 28305), (9435, 27264), (9656, 26640), (9792, 26270), (10064, 25560), (10224, 25160), (10508, 24480), (10656, 24140), (10863, 23680), (10880, 23643), (11322, 22720), (11360, 22644), (11840, 21726), (12070, 21312), (12240, 21016), (12580, 20448), (12780, 20128), (13135, 19584), (13320, 19312), (13632, 18870), (14208, 18105), (14484, 17760), (15096, 17040), (15762, 16320)]