1279834920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5581}}^1$

素因数の和:5625

約数の個数: 288

約数和(自身を含む): 5211690120

約数和(自身を除く): 3931855200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 630, 637, 728, 735, 780, 819, 840, 882, 910, 936, 980, 1092, 1170, 1176, 1260, 1274, 1365, 1470, 1560, 1638, 1764, 1820, 1911, 1960, 2184, 2205, 2340, 2520, 2548, 2730, 2940, 3185, 3276, 3528, 3640, 3822, 4095, 4410, 4680, 5096, 5460, 5581, 5733, 5880, 6370, 6552, 7644, 8190, 8820, 9555, 10920, 11162, 11466, 12740, 15288, 16380, 16743, 17640, 19110, 22324, 22932, 25480, 27905, 28665, 32760, 33486, 38220, 39067, 44648, 45864, 50229, 55810, 57330, 66972, 72553, 76440, 78134, 83715, 100458, 111620, 114660, 117201, 133944, 145106, 156268, 167430, 195335, 200916, 217659, 223240, 229320, 234402, 251145, 273469, 290212, 312536, 334860, 351603, 362765, 390670, 401832, 435318, 468804, 502290, 507871, 546938, 580424, 586005, 652977, 669720, 703206, 725530, 781340, 820407, 870636, 937608, 1004580, 1015742, 1088295, 1093876, 1172010, 1305954, 1367345, 1406412, 1451060, 1523613, 1562680, 1640814, 1741272, 1758015, 2009160, 2031484, 2176590, 2187752, 2344020, 2461221, 2539355, 2611908, 2734690, 2812824, 2902120, 3047226, 3264885, 3281628, 3516030, 3555097, 4062968, 4102035, 4353180, 4570839, 4688040, 4922442, 5078710, 5223816, 5469380, 6094452, 6529770, 6563256, 7032060, 7110194, 7618065, 8204070, 8706360, 9141678, 9844884, 10157420, 10665291, 10938760, 12188904, 12306105, 13059540, 14064120, 14220388, 15236130, 16408140, 17775485, 18283356, 19689768, 20314840, 21330582, 22854195, 24612210, 26119080, 28440776, 30472260, 31995873, 32816280, 35550970, 36566712, 42661164, 45708390, 49224420, 53326455, 60944520, 63991746, 71101940, 85322328, 91416780, 98448840, 106652910, 127983492, 142203880, 159979365, 182833560, 213305820, 255966984, 319958730, 426611640, 639917460, 1279834920]

約数ペア:

[(1, 1279834920), (2, 639917460), (3, 426611640), (4, 319958730), (5, 255966984), (6, 213305820), (7, 182833560), (8, 159979365), (9, 142203880), (10, 127983492), (12, 106652910), (13, 98448840), (14, 91416780), (15, 85322328), (18, 71101940), (20, 63991746), (21, 60944520), (24, 53326455), (26, 49224420), (28, 45708390), (30, 42661164), (35, 36566712), (36, 35550970), (39, 32816280), (40, 31995873), (42, 30472260), (45, 28440776), (49, 26119080), (52, 24612210), (56, 22854195), (60, 21330582), (63, 20314840), (65, 19689768), (70, 18283356), (72, 17775485), (78, 16408140), (84, 15236130), (90, 14220388), (91, 14064120), (98, 13059540), (104, 12306105), (105, 12188904), (117, 10938760), (120, 10665291), (126, 10157420), (130, 9844884), (140, 9141678), (147, 8706360), (156, 8204070), (168, 7618065), (180, 7110194), (182, 7032060), (195, 6563256), (196, 6529770), (210, 6094452), (234, 5469380), (245, 5223816), (252, 5078710), (260, 4922442), (273, 4688040), (280, 4570839), (294, 4353180), (312, 4102035), (315, 4062968), (360, 3555097), (364, 3516030), (390, 3281628), (392, 3264885), (420, 3047226), (441, 2902120), (455, 2812824), (468, 2734690), (490, 2611908), (504, 2539355), (520, 2461221), (546, 2344020), (585, 2187752), (588, 2176590), (630, 2031484), (637, 2009160), (728, 1758015), (735, 1741272), (780, 1640814), (819, 1562680), (840, 1523613), (882, 1451060), (910, 1406412), (936, 1367345), (980, 1305954), (1092, 1172010), (1170, 1093876), (1176, 1088295), (1260, 1015742), (1274, 1004580), (1365, 937608), (1470, 870636), (1560, 820407), (1638, 781340), (1764, 725530), (1820, 703206), (1911, 669720), (1960, 652977), (2184, 586005), (2205, 580424), (2340, 546938), (2520, 507871), (2548, 502290), (2730, 468804), (2940, 435318), (3185, 401832), (3276, 390670), (3528, 362765), (3640, 351603), (3822, 334860), (4095, 312536), (4410, 290212), (4680, 273469), (5096, 251145), (5460, 234402), (5581, 229320), (5733, 223240), (5880, 217659), (6370, 200916), (6552, 195335), (7644, 167430), (8190, 156268), (8820, 145106), (9555, 133944), (10920, 117201), (11162, 114660), (11466, 111620), (12740, 100458), (15288, 83715), (16380, 78134), (16743, 76440), (17640, 72553), (19110, 66972), (22324, 57330), (22932, 55810), (25480, 50229), (27905, 45864), (28665, 44648), (32760, 39067), (33486, 38220)]