274670020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 640936800

約数和(自身を除く): 366266780

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 89, 116, 145, 170, 178, 290, 313, 340, 356, 445, 493, 580, 626, 890, 986, 1252, 1513, 1565, 1780, 1972, 2465, 2581, 3026, 3130, 4930, 5162, 5321, 6052, 6260, 7565, 9077, 9860, 10324, 10642, 12905, 15130, 18154, 21284, 25810, 26605, 27857, 30260, 36308, 43877, 45385, 51620, 53210, 55714, 87754, 90770, 106420, 111428, 139285, 154309, 175508, 181540, 219385, 278570, 308618, 438770, 473569, 557140, 617236, 771545, 807853, 877540, 947138, 1543090, 1615706, 1894276, 2367845, 3086180, 3231412, 4039265, 4735690, 8078530, 9471380, 13733501, 16157060, 27467002, 54934004, 68667505, 137335010, 274670020]

約数ペア:

[(1, 274670020), (2, 137335010), (4, 68667505), (5, 54934004), (10, 27467002), (17, 16157060), (20, 13733501), (29, 9471380), (34, 8078530), (58, 4735690), (68, 4039265), (85, 3231412), (89, 3086180), (116, 2367845), (145, 1894276), (170, 1615706), (178, 1543090), (290, 947138), (313, 877540), (340, 807853), (356, 771545), (445, 617236), (493, 557140), (580, 473569), (626, 438770), (890, 308618), (986, 278570), (1252, 219385), (1513, 181540), (1565, 175508), (1780, 154309), (1972, 139285), (2465, 111428), (2581, 106420), (3026, 90770), (3130, 87754), (4930, 55714), (5162, 53210), (5321, 51620), (6052, 45385), (6260, 43877), (7565, 36308), (9077, 30260), (9860, 27857), (10324, 26605), (10642, 25810), (12905, 21284), (15130, 18154)]