156621740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 375072768

約数和(自身を除く): 218451028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 71, 74, 110, 142, 148, 185, 220, 271, 284, 355, 370, 407, 542, 710, 740, 781, 814, 1084, 1355, 1420, 1562, 1628, 2035, 2627, 2710, 2981, 3124, 3905, 4070, 5254, 5420, 5962, 7810, 8140, 10027, 10508, 11924, 13135, 14905, 15620, 19241, 20054, 26270, 28897, 29810, 38482, 40108, 50135, 52540, 57794, 59620, 76964, 96205, 100270, 110297, 115588, 144485, 192410, 200540, 211651, 220594, 288970, 384820, 423302, 441188, 551485, 577940, 711917, 846604, 1058255, 1102970, 1423834, 2116510, 2205940, 2847668, 3559585, 4233020, 7119170, 7831087, 14238340, 15662174, 31324348, 39155435, 78310870, 156621740]

約数ペア:

[(1, 156621740), (2, 78310870), (4, 39155435), (5, 31324348), (10, 15662174), (11, 14238340), (20, 7831087), (22, 7119170), (37, 4233020), (44, 3559585), (55, 2847668), (71, 2205940), (74, 2116510), (110, 1423834), (142, 1102970), (148, 1058255), (185, 846604), (220, 711917), (271, 577940), (284, 551485), (355, 441188), (370, 423302), (407, 384820), (542, 288970), (710, 220594), (740, 211651), (781, 200540), (814, 192410), (1084, 144485), (1355, 115588), (1420, 110297), (1562, 100270), (1628, 96205), (2035, 76964), (2627, 59620), (2710, 57794), (2981, 52540), (3124, 50135), (3905, 40108), (4070, 38482), (5254, 29810), (5420, 28897), (5962, 26270), (7810, 20054), (8140, 19241), (10027, 15620), (10508, 14905), (11924, 13135)]