81842160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3187}}^1$

素因数の和:3310

約数の個数: 80

約数和(自身を含む): 256162176

約数和(自身を除く): 174320016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 107, 120, 214, 240, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1712, 2140, 2568, 3187, 3210, 4280, 5136, 6374, 6420, 8560, 9561, 12748, 12840, 15935, 19122, 25496, 25680, 31870, 38244, 47805, 50992, 63740, 76488, 95610, 127480, 152976, 191220, 254960, 341009, 382440, 682018, 764880, 1023027, 1364036, 1705045, 2046054, 2728072, 3410090, 4092108, 5115135, 5456144, 6820180, 8184216, 10230270, 13640360, 16368432, 20460540, 27280720, 40921080, 81842160]

約数ペア:

[(1, 81842160), (2, 40921080), (3, 27280720), (4, 20460540), (5, 16368432), (6, 13640360), (8, 10230270), (10, 8184216), (12, 6820180), (15, 5456144), (16, 5115135), (20, 4092108), (24, 3410090), (30, 2728072), (40, 2046054), (48, 1705045), (60, 1364036), (80, 1023027), (107, 764880), (120, 682018), (214, 382440), (240, 341009), (321, 254960), (428, 191220), (535, 152976), (642, 127480), (856, 95610), (1070, 76488), (1284, 63740), (1605, 50992), (1712, 47805), (2140, 38244), (2568, 31870), (3187, 25680), (3210, 25496), (4280, 19122), (5136, 15935), (6374, 12840), (6420, 12748), (8560, 9561)]