142864740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25603}}^1$

素因数の和:25649

約数の個数: 72

約数和(自身を含む): 447353088

約数和(自身を除く): 304488348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 25603, 51206, 76809, 102412, 128015, 153618, 230427, 256030, 307236, 384045, 460854, 512060, 768090, 793693, 921708, 1152135, 1536180, 1587386, 2304270, 2381079, 3174772, 3968465, 4608540, 4762158, 7143237, 7936930, 9524316, 11905395, 14286474, 15873860, 23810790, 28572948, 35716185, 47621580, 71432370, 142864740]

約数ペア:

[(1, 142864740), (2, 71432370), (3, 47621580), (4, 35716185), (5, 28572948), (6, 23810790), (9, 15873860), (10, 14286474), (12, 11905395), (15, 9524316), (18, 7936930), (20, 7143237), (30, 4762158), (31, 4608540), (36, 3968465), (45, 3174772), (60, 2381079), (62, 2304270), (90, 1587386), (93, 1536180), (124, 1152135), (155, 921708), (180, 793693), (186, 768090), (279, 512060), (310, 460854), (372, 384045), (465, 307236), (558, 256030), (620, 230427), (930, 153618), (1116, 128015), (1395, 102412), (1860, 76809), (2790, 51206), (5580, 25603)]