402940440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{53299}}^1$

素因数の和:53326

約数の個数: 128

約数和(自身を含む): 1535040000

約数和(自身を除く): 1132099560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 53299, 106598, 159897, 213196, 266495, 319794, 373093, 426392, 479691, 532990, 639588, 746186, 799485, 959382, 1065980, 1119279, 1279176, 1439073, 1492372, 1598970, 1865465, 1918764, 2131960, 2238558, 2398455, 2878146, 2984744, 3197940, 3357837, 3730930, 3837528, 4477116, 4796910, 5596395, 5756292, 6395880, 6715674, 7195365, 7461860, 8954232, 9593820, 10073511, 11192790, 11512584, 13431348, 14390730, 14923720, 16789185, 19187640, 20147022, 22385580, 26862696, 28781460, 33578370, 40294044, 44771160, 50367555, 57562920, 67156740, 80588088, 100735110, 134313480, 201470220, 402940440]

約数ペア:

[(1, 402940440), (2, 201470220), (3, 134313480), (4, 100735110), (5, 80588088), (6, 67156740), (7, 57562920), (8, 50367555), (9, 44771160), (10, 40294044), (12, 33578370), (14, 28781460), (15, 26862696), (18, 22385580), (20, 20147022), (21, 19187640), (24, 16789185), (27, 14923720), (28, 14390730), (30, 13431348), (35, 11512584), (36, 11192790), (40, 10073511), (42, 9593820), (45, 8954232), (54, 7461860), (56, 7195365), (60, 6715674), (63, 6395880), (70, 5756292), (72, 5596395), (84, 4796910), (90, 4477116), (105, 3837528), (108, 3730930), (120, 3357837), (126, 3197940), (135, 2984744), (140, 2878146), (168, 2398455), (180, 2238558), (189, 2131960), (210, 1918764), (216, 1865465), (252, 1598970), (270, 1492372), (280, 1439073), (315, 1279176), (360, 1119279), (378, 1065980), (420, 959382), (504, 799485), (540, 746186), (630, 639588), (756, 532990), (840, 479691), (945, 426392), (1080, 373093), (1260, 319794), (1512, 266495), (1890, 213196), (2520, 159897), (3780, 106598), (7560, 53299)]