2678040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 8957520

約数和(自身を除く): 6279480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 173, 180, 215, 258, 344, 346, 360, 387, 430, 516, 519, 645, 692, 774, 860, 865, 1032, 1038, 1290, 1384, 1548, 1557, 1720, 1730, 1935, 2076, 2580, 2595, 3096, 3114, 3460, 3870, 4152, 5160, 5190, 6228, 6920, 7439, 7740, 7785, 10380, 12456, 14878, 15480, 15570, 20760, 22317, 29756, 31140, 37195, 44634, 59512, 62280, 66951, 74390, 89268, 111585, 133902, 148780, 178536, 223170, 267804, 297560, 334755, 446340, 535608, 669510, 892680, 1339020, 2678040]

約数ペア:

[(1, 2678040), (2, 1339020), (3, 892680), (4, 669510), (5, 535608), (6, 446340), (8, 334755), (9, 297560), (10, 267804), (12, 223170), (15, 178536), (18, 148780), (20, 133902), (24, 111585), (30, 89268), (36, 74390), (40, 66951), (43, 62280), (45, 59512), (60, 44634), (72, 37195), (86, 31140), (90, 29756), (120, 22317), (129, 20760), (172, 15570), (173, 15480), (180, 14878), (215, 12456), (258, 10380), (344, 7785), (346, 7740), (360, 7439), (387, 6920), (430, 6228), (516, 5190), (519, 5160), (645, 4152), (692, 3870), (774, 3460), (860, 3114), (865, 3096), (1032, 2595), (1038, 2580), (1290, 2076), (1384, 1935), (1548, 1730), (1557, 1720)]