137970040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 351630720

約数和(自身を除く): 213660680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 71, 74, 101, 104, 130, 142, 148, 185, 202, 260, 284, 296, 355, 370, 404, 481, 505, 520, 568, 710, 740, 808, 923, 962, 1010, 1313, 1420, 1480, 1846, 1924, 2020, 2405, 2626, 2627, 2840, 3692, 3737, 3848, 4040, 4615, 4810, 5252, 5254, 6565, 7171, 7384, 7474, 9230, 9620, 10504, 10508, 13130, 13135, 14342, 14948, 18460, 18685, 19240, 21016, 26260, 26270, 28684, 29896, 34151, 35855, 36920, 37370, 48581, 52520, 52540, 57368, 68302, 71710, 74740, 93223, 97162, 105080, 136604, 143420, 149480, 170755, 186446, 194324, 242905, 265327, 273208, 286840, 341510, 372892, 388648, 466115, 485810, 530654, 683020, 745784, 932230, 971620, 1061308, 1326635, 1366040, 1864460, 1943240, 2122616, 2653270, 3449251, 3728920, 5306540, 6898502, 10613080, 13797004, 17246255, 27594008, 34492510, 68985020, 137970040]

約数ペア:

[(1, 137970040), (2, 68985020), (4, 34492510), (5, 27594008), (8, 17246255), (10, 13797004), (13, 10613080), (20, 6898502), (26, 5306540), (37, 3728920), (40, 3449251), (52, 2653270), (65, 2122616), (71, 1943240), (74, 1864460), (101, 1366040), (104, 1326635), (130, 1061308), (142, 971620), (148, 932230), (185, 745784), (202, 683020), (260, 530654), (284, 485810), (296, 466115), (355, 388648), (370, 372892), (404, 341510), (481, 286840), (505, 273208), (520, 265327), (568, 242905), (710, 194324), (740, 186446), (808, 170755), (923, 149480), (962, 143420), (1010, 136604), (1313, 105080), (1420, 97162), (1480, 93223), (1846, 74740), (1924, 71710), (2020, 68302), (2405, 57368), (2626, 52540), (2627, 52520), (2840, 48581), (3692, 37370), (3737, 36920), (3848, 35855), (4040, 34151), (4615, 29896), (4810, 28684), (5252, 26270), (5254, 26260), (6565, 21016), (7171, 19240), (7384, 18685), (7474, 18460), (9230, 14948), (9620, 14342), (10504, 13135), (10508, 13130)]