64677840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11717}}^1$

素因数の和:11756

約数の個数: 80

約数和(自身を含む): 209236608

約数和(自身を除く): 144558768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 11717, 23434, 35151, 46868, 58585, 70302, 93736, 117170, 140604, 175755, 187472, 234340, 269491, 281208, 351510, 468680, 538982, 562416, 703020, 808473, 937360, 1077964, 1347455, 1406040, 1616946, 2155928, 2694910, 2812080, 3233892, 4042365, 4311856, 5389820, 6467784, 8084730, 10779640, 12935568, 16169460, 21559280, 32338920, 64677840]

約数ペア:

[(1, 64677840), (2, 32338920), (3, 21559280), (4, 16169460), (5, 12935568), (6, 10779640), (8, 8084730), (10, 6467784), (12, 5389820), (15, 4311856), (16, 4042365), (20, 3233892), (23, 2812080), (24, 2694910), (30, 2155928), (40, 1616946), (46, 1406040), (48, 1347455), (60, 1077964), (69, 937360), (80, 808473), (92, 703020), (115, 562416), (120, 538982), (138, 468680), (184, 351510), (230, 281208), (240, 269491), (276, 234340), (345, 187472), (368, 175755), (460, 140604), (552, 117170), (690, 93736), (920, 70302), (1104, 58585), (1380, 46868), (1840, 35151), (2760, 23434), (5520, 11717)]