155351372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 332149440

約数和(自身を除く): 176798068

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 289, 323, 374, 418, 578, 643, 646, 748, 836, 1156, 1286, 1292, 2572, 3179, 3553, 5491, 6358, 7073, 7106, 10931, 10982, 12217, 12716, 14146, 14212, 21862, 21964, 24434, 28292, 43724, 48868, 60401, 120241, 120802, 134387, 185827, 207689, 240482, 241604, 268774, 371654, 415378, 480964, 537548, 743308, 830756, 2044097, 2284579, 3530713, 4088194, 4569158, 7061426, 8176388, 9138316, 14122852, 38837843, 77675686, 155351372]

約数ペア:

[(1, 155351372), (2, 77675686), (4, 38837843), (11, 14122852), (17, 9138316), (19, 8176388), (22, 7061426), (34, 4569158), (38, 4088194), (44, 3530713), (68, 2284579), (76, 2044097), (187, 830756), (209, 743308), (289, 537548), (323, 480964), (374, 415378), (418, 371654), (578, 268774), (643, 241604), (646, 240482), (748, 207689), (836, 185827), (1156, 134387), (1286, 120802), (1292, 120241), (2572, 60401), (3179, 48868), (3553, 43724), (5491, 28292), (6358, 24434), (7073, 21964), (7106, 21862), (10931, 14212), (10982, 14146), (12217, 12716)]