64708920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1229

約数の個数: 96

約数和(自身を含む): 211723200

約数和(自身を除く): 147014280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 173, 180, 346, 360, 519, 692, 865, 1038, 1039, 1384, 1557, 1730, 2076, 2078, 2595, 3114, 3117, 3460, 4152, 4156, 5190, 5195, 6228, 6234, 6920, 7785, 8312, 9351, 10380, 10390, 12456, 12468, 15570, 15585, 18702, 20760, 20780, 24936, 31140, 31170, 37404, 41560, 46755, 62280, 62340, 74808, 93510, 124680, 179747, 187020, 359494, 374040, 539241, 718988, 898735, 1078482, 1437976, 1617723, 1797470, 2156964, 2696205, 3235446, 3594940, 4313928, 5392410, 6470892, 7189880, 8088615, 10784820, 12941784, 16177230, 21569640, 32354460, 64708920]

約数ペア:

[(1, 64708920), (2, 32354460), (3, 21569640), (4, 16177230), (5, 12941784), (6, 10784820), (8, 8088615), (9, 7189880), (10, 6470892), (12, 5392410), (15, 4313928), (18, 3594940), (20, 3235446), (24, 2696205), (30, 2156964), (36, 1797470), (40, 1617723), (45, 1437976), (60, 1078482), (72, 898735), (90, 718988), (120, 539241), (173, 374040), (180, 359494), (346, 187020), (360, 179747), (519, 124680), (692, 93510), (865, 74808), (1038, 62340), (1039, 62280), (1384, 46755), (1557, 41560), (1730, 37404), (2076, 31170), (2078, 31140), (2595, 24936), (3114, 20780), (3117, 20760), (3460, 18702), (4152, 15585), (4156, 15570), (5190, 12468), (5195, 12456), (6228, 10390), (6234, 10380), (6920, 9351), (7785, 8312)]