254557680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1095

約数の個数: 160

約数和(自身を含む): 860944896

約数和(自身を除く): 606387216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 83, 104, 120, 130, 156, 166, 195, 208, 240, 249, 260, 312, 332, 390, 415, 498, 520, 624, 664, 780, 830, 983, 996, 1040, 1079, 1245, 1328, 1560, 1660, 1966, 1992, 2158, 2490, 2949, 3120, 3237, 3320, 3932, 3984, 4316, 4915, 4980, 5395, 5898, 6474, 6640, 7864, 8632, 9830, 9960, 10790, 11796, 12779, 12948, 14745, 15728, 16185, 17264, 19660, 19920, 21580, 23592, 25558, 25896, 29490, 32370, 38337, 39320, 43160, 47184, 51116, 51792, 58980, 63895, 64740, 76674, 78640, 81589, 86320, 102232, 117960, 127790, 129480, 153348, 163178, 191685, 204464, 235920, 244767, 255580, 258960, 306696, 326356, 383370, 407945, 489534, 511160, 613392, 652712, 766740, 815890, 979068, 1022320, 1060657, 1223835, 1305424, 1533480, 1631780, 1958136, 2121314, 2447670, 3066960, 3181971, 3263560, 3916272, 4242628, 4895340, 5303285, 6363942, 6527120, 8485256, 9790680, 10606570, 12727884, 15909855, 16970512, 19581360, 21213140, 25455768, 31819710, 42426280, 50911536, 63639420, 84852560, 127278840, 254557680]

約数ペア:

[(1, 254557680), (2, 127278840), (3, 84852560), (4, 63639420), (5, 50911536), (6, 42426280), (8, 31819710), (10, 25455768), (12, 21213140), (13, 19581360), (15, 16970512), (16, 15909855), (20, 12727884), (24, 10606570), (26, 9790680), (30, 8485256), (39, 6527120), (40, 6363942), (48, 5303285), (52, 4895340), (60, 4242628), (65, 3916272), (78, 3263560), (80, 3181971), (83, 3066960), (104, 2447670), (120, 2121314), (130, 1958136), (156, 1631780), (166, 1533480), (195, 1305424), (208, 1223835), (240, 1060657), (249, 1022320), (260, 979068), (312, 815890), (332, 766740), (390, 652712), (415, 613392), (498, 511160), (520, 489534), (624, 407945), (664, 383370), (780, 326356), (830, 306696), (983, 258960), (996, 255580), (1040, 244767), (1079, 235920), (1245, 204464), (1328, 191685), (1560, 163178), (1660, 153348), (1966, 129480), (1992, 127790), (2158, 117960), (2490, 102232), (2949, 86320), (3120, 81589), (3237, 78640), (3320, 76674), (3932, 64740), (3984, 63895), (4316, 58980), (4915, 51792), (4980, 51116), (5395, 47184), (5898, 43160), (6474, 39320), (6640, 38337), (7864, 32370), (8632, 29490), (9830, 25896), (9960, 25558), (10790, 23592), (11796, 21580), (12779, 19920), (12948, 19660), (14745, 17264), (15728, 16185)]