201971560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:467

約数の個数: 128

約数和(自身を含む): 555517440

約数和(自身を除く): 353545880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 151, 170, 238, 280, 281, 302, 340, 476, 562, 595, 604, 680, 755, 952, 1057, 1124, 1190, 1208, 1405, 1510, 1967, 2114, 2248, 2380, 2567, 2810, 3020, 3934, 4228, 4760, 4777, 5134, 5285, 5620, 6040, 7868, 8456, 9554, 9835, 10268, 10570, 11240, 12835, 15736, 17969, 19108, 19670, 20536, 21140, 23885, 25670, 33439, 35938, 38216, 39340, 42280, 42431, 47770, 51340, 66878, 71876, 78680, 84862, 89845, 95540, 102680, 133756, 143752, 167195, 169724, 179690, 191080, 212155, 267512, 297017, 334390, 339448, 359380, 424310, 594034, 668780, 718760, 721327, 848620, 1188068, 1337560, 1442654, 1485085, 1697240, 2376136, 2885308, 2970170, 3606635, 5049289, 5770616, 5940340, 7213270, 10098578, 11880680, 14426540, 20197156, 25246445, 28853080, 40394312, 50492890, 100985780, 201971560]

約数ペア:

[(1, 201971560), (2, 100985780), (4, 50492890), (5, 40394312), (7, 28853080), (8, 25246445), (10, 20197156), (14, 14426540), (17, 11880680), (20, 10098578), (28, 7213270), (34, 5940340), (35, 5770616), (40, 5049289), (56, 3606635), (68, 2970170), (70, 2885308), (85, 2376136), (119, 1697240), (136, 1485085), (140, 1442654), (151, 1337560), (170, 1188068), (238, 848620), (280, 721327), (281, 718760), (302, 668780), (340, 594034), (476, 424310), (562, 359380), (595, 339448), (604, 334390), (680, 297017), (755, 267512), (952, 212155), (1057, 191080), (1124, 179690), (1190, 169724), (1208, 167195), (1405, 143752), (1510, 133756), (1967, 102680), (2114, 95540), (2248, 89845), (2380, 84862), (2567, 78680), (2810, 71876), (3020, 66878), (3934, 51340), (4228, 47770), (4760, 42431), (4777, 42280), (5134, 39340), (5285, 38216), (5620, 35938), (6040, 33439), (7868, 25670), (8456, 23885), (9554, 21140), (9835, 20536), (10268, 19670), (10570, 19108), (11240, 17969), (12835, 15736)]