128606080

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5431}}^1$

素因数の和:5487

約数の個数: 64

約数和(自身を含む): 315816480

約数和(自身を除く): 187210400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1480, 2368, 2960, 4736, 5431, 5920, 10862, 11840, 21724, 23680, 27155, 43448, 54310, 86896, 108620, 173792, 200947, 217240, 347584, 401894, 434480, 695168, 803788, 868960, 1004735, 1607576, 1737920, 2009470, 3215152, 3475840, 4018940, 6430304, 8037880, 12860608, 16075760, 25721216, 32151520, 64303040, 128606080]

約数ペア:

[(1, 128606080), (2, 64303040), (4, 32151520), (5, 25721216), (8, 16075760), (10, 12860608), (16, 8037880), (20, 6430304), (32, 4018940), (37, 3475840), (40, 3215152), (64, 2009470), (74, 1737920), (80, 1607576), (128, 1004735), (148, 868960), (160, 803788), (185, 695168), (296, 434480), (320, 401894), (370, 347584), (592, 217240), (640, 200947), (740, 173792), (1184, 108620), (1480, 86896), (2368, 54310), (2960, 43448), (4736, 27155), (5431, 23680), (5920, 21724), (10862, 11840)]