68760615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1609}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 140958720

約数和(自身を除く): 72198105

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 37, 55, 77, 105, 111, 165, 185, 231, 259, 385, 407, 555, 777, 1155, 1221, 1295, 1609, 2035, 2849, 3885, 4827, 6105, 8045, 8547, 11263, 14245, 17699, 24135, 33789, 42735, 53097, 56315, 59533, 88495, 123893, 168945, 178599, 265485, 297665, 371679, 416731, 619465, 654863, 892995, 1250193, 1858395, 1964589, 2083655, 3274315, 4584041, 6250965, 9822945, 13752123, 22920205, 68760615]

約数ペア:

[(1, 68760615), (3, 22920205), (5, 13752123), (7, 9822945), (11, 6250965), (15, 4584041), (21, 3274315), (33, 2083655), (35, 1964589), (37, 1858395), (55, 1250193), (77, 892995), (105, 654863), (111, 619465), (165, 416731), (185, 371679), (231, 297665), (259, 265485), (385, 178599), (407, 168945), (555, 123893), (777, 88495), (1155, 59533), (1221, 56315), (1295, 53097), (1609, 42735), (2035, 33789), (2849, 24135), (3885, 17699), (4827, 14245), (6105, 11263), (8045, 8547)]