72167480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23431}}^1$

素因数の和:23460

約数の個数: 64

約数和(自身を含む): 202452480

約数和(自身を除く): 130285000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 23431, 46862, 93724, 117155, 164017, 187448, 234310, 257741, 328034, 468620, 515482, 656068, 820085, 937240, 1030964, 1288705, 1312136, 1640170, 1804187, 2061928, 2577410, 3280340, 3608374, 5154820, 6560680, 7216748, 9020935, 10309640, 14433496, 18041870, 36083740, 72167480]

約数ペア:

[(1, 72167480), (2, 36083740), (4, 18041870), (5, 14433496), (7, 10309640), (8, 9020935), (10, 7216748), (11, 6560680), (14, 5154820), (20, 3608374), (22, 3280340), (28, 2577410), (35, 2061928), (40, 1804187), (44, 1640170), (55, 1312136), (56, 1288705), (70, 1030964), (77, 937240), (88, 820085), (110, 656068), (140, 515482), (154, 468620), (220, 328034), (280, 257741), (308, 234310), (385, 187448), (440, 164017), (616, 117155), (770, 93724), (1540, 46862), (3080, 23431)]