207376440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2671}}^1$

素因数の和:3332

約数の個数: 64

約数和(自身を含む): 623324160

約数和(自身を除く): 415947720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1294, 1941, 2588, 2671, 3235, 3882, 5176, 5342, 6470, 7764, 8013, 9705, 10684, 12940, 13355, 15528, 16026, 19410, 21368, 25880, 26710, 32052, 38820, 40065, 53420, 64104, 77640, 80130, 106840, 160260, 320520, 1728137, 3456274, 5184411, 6912548, 8640685, 10368822, 13825096, 17281370, 20737644, 25922055, 34562740, 41475288, 51844110, 69125480, 103688220, 207376440]

約数ペア:

[(1, 207376440), (2, 103688220), (3, 69125480), (4, 51844110), (5, 41475288), (6, 34562740), (8, 25922055), (10, 20737644), (12, 17281370), (15, 13825096), (20, 10368822), (24, 8640685), (30, 6912548), (40, 5184411), (60, 3456274), (120, 1728137), (647, 320520), (1294, 160260), (1941, 106840), (2588, 80130), (2671, 77640), (3235, 64104), (3882, 53420), (5176, 40065), (5342, 38820), (6470, 32052), (7764, 26710), (8013, 25880), (9705, 21368), (10684, 19410), (12940, 16026), (13355, 15528)]