278313970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4801}}^1$

素因数の和:4867

約数の個数: 64

約数和(自身を含む): 597445632

約数和(自身を除く): 319131662

約数列:

[1, 2, 5, 10, 11, 17, 22, 31, 34, 55, 62, 85, 110, 155, 170, 187, 310, 341, 374, 527, 682, 935, 1054, 1705, 1870, 2635, 3410, 4801, 5270, 5797, 9602, 11594, 24005, 28985, 48010, 52811, 57970, 81617, 105622, 148831, 163234, 264055, 297662, 408085, 528110, 744155, 816170, 897787, 1488310, 1637141, 1795574, 2530127, 3274282, 4488935, 5060254, 8185705, 8977870, 12650635, 16371410, 25301270, 27831397, 55662794, 139156985, 278313970]

約数ペア:

[(1, 278313970), (2, 139156985), (5, 55662794), (10, 27831397), (11, 25301270), (17, 16371410), (22, 12650635), (31, 8977870), (34, 8185705), (55, 5060254), (62, 4488935), (85, 3274282), (110, 2530127), (155, 1795574), (170, 1637141), (187, 1488310), (310, 897787), (341, 816170), (374, 744155), (527, 528110), (682, 408085), (935, 297662), (1054, 264055), (1705, 163234), (1870, 148831), (2635, 105622), (3410, 81617), (4801, 57970), (5270, 52811), (5797, 48010), (9602, 28985), (11594, 24005)]