320051238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{215959}}^1$

素因数の和:215996

約数の個数: 32

約数和(自身を含む): 725625600

約数和(自身を除く): 405574362

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 215959, 431918, 647877, 1295754, 2807467, 4103221, 5614934, 8206442, 8422401, 12309663, 16844802, 24619326, 53341873, 106683746, 160025619, 320051238]

約数ペア:

[(1, 320051238), (2, 160025619), (3, 106683746), (6, 53341873), (13, 24619326), (19, 16844802), (26, 12309663), (38, 8422401), (39, 8206442), (57, 5614934), (78, 4103221), (114, 2807467), (247, 1295754), (494, 647877), (741, 431918), (1482, 215959)]