179491390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 359251200

約数和(自身を除く): 179759810

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 109, 130, 218, 239, 265, 478, 530, 545, 689, 1090, 1195, 1378, 1417, 2390, 2834, 3107, 3445, 5777, 6214, 6890, 7085, 11554, 12667, 14170, 15535, 25334, 26051, 28885, 31070, 52102, 57770, 63335, 75101, 126670, 130255, 150202, 164671, 260510, 329342, 338663, 375505, 677326, 751010, 823355, 1380703, 1646710, 1693315, 2761406, 3386630, 6903515, 13807030, 17949139, 35898278, 89745695, 179491390]

約数ペア:

[(1, 179491390), (2, 89745695), (5, 35898278), (10, 17949139), (13, 13807030), (26, 6903515), (53, 3386630), (65, 2761406), (106, 1693315), (109, 1646710), (130, 1380703), (218, 823355), (239, 751010), (265, 677326), (478, 375505), (530, 338663), (545, 329342), (689, 260510), (1090, 164671), (1195, 150202), (1378, 130255), (1417, 126670), (2390, 75101), (2834, 63335), (3107, 57770), (3445, 52102), (5777, 31070), (6214, 28885), (6890, 26051), (7085, 25334), (11554, 15535), (12667, 14170)]