218427240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:943

約数の個数: 128

約数和(自身を含む): 686776320

約数和(自身を除く): 468349080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 568, 620, 710, 744, 827, 852, 930, 1065, 1240, 1420, 1654, 1704, 1860, 2130, 2201, 2481, 2840, 3308, 3720, 4135, 4260, 4402, 4962, 6603, 6616, 8270, 8520, 8804, 9924, 11005, 12405, 13206, 16540, 17608, 19848, 22010, 24810, 25637, 26412, 33015, 33080, 44020, 49620, 51274, 52824, 58717, 66030, 76911, 88040, 99240, 102548, 117434, 128185, 132060, 153822, 176151, 205096, 234868, 256370, 264120, 293585, 307644, 352302, 384555, 469736, 512740, 587170, 615288, 704604, 769110, 880755, 1025480, 1174340, 1409208, 1538220, 1761510, 1820227, 2348680, 3076440, 3523020, 3640454, 5460681, 7046040, 7280908, 9101135, 10921362, 14561816, 18202270, 21842724, 27303405, 36404540, 43685448, 54606810, 72809080, 109213620, 218427240]

約数ペア:

[(1, 218427240), (2, 109213620), (3, 72809080), (4, 54606810), (5, 43685448), (6, 36404540), (8, 27303405), (10, 21842724), (12, 18202270), (15, 14561816), (20, 10921362), (24, 9101135), (30, 7280908), (31, 7046040), (40, 5460681), (60, 3640454), (62, 3523020), (71, 3076440), (93, 2348680), (120, 1820227), (124, 1761510), (142, 1538220), (155, 1409208), (186, 1174340), (213, 1025480), (248, 880755), (284, 769110), (310, 704604), (355, 615288), (372, 587170), (426, 512740), (465, 469736), (568, 384555), (620, 352302), (710, 307644), (744, 293585), (827, 264120), (852, 256370), (930, 234868), (1065, 205096), (1240, 176151), (1420, 153822), (1654, 132060), (1704, 128185), (1860, 117434), (2130, 102548), (2201, 99240), (2481, 88040), (2840, 76911), (3308, 66030), (3720, 58717), (4135, 52824), (4260, 51274), (4402, 49620), (4962, 44020), (6603, 33080), (6616, 33015), (8270, 26412), (8520, 25637), (8804, 24810), (9924, 22010), (11005, 19848), (12405, 17608), (13206, 16540)]