818461680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83177}}^1$

素因数の和:83234

約数の個数: 80

約数和(自身を含む): 2599146144

約数和(自身を除く): 1780684464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 83177, 166354, 249531, 332708, 415885, 499062, 665416, 831770, 998124, 1247655, 1330832, 1663540, 1996248, 2495310, 3327080, 3410257, 3992496, 4990620, 6654160, 6820514, 9981240, 10230771, 13641028, 17051285, 19962480, 20461542, 27282056, 34102570, 40923084, 51153855, 54564112, 68205140, 81846168, 102307710, 136410280, 163692336, 204615420, 272820560, 409230840, 818461680]

約数ペア:

[(1, 818461680), (2, 409230840), (3, 272820560), (4, 204615420), (5, 163692336), (6, 136410280), (8, 102307710), (10, 81846168), (12, 68205140), (15, 54564112), (16, 51153855), (20, 40923084), (24, 34102570), (30, 27282056), (40, 20461542), (41, 19962480), (48, 17051285), (60, 13641028), (80, 10230771), (82, 9981240), (120, 6820514), (123, 6654160), (164, 4990620), (205, 3992496), (240, 3410257), (246, 3327080), (328, 2495310), (410, 1996248), (492, 1663540), (615, 1330832), (656, 1247655), (820, 998124), (984, 831770), (1230, 665416), (1640, 499062), (1968, 415885), (2460, 332708), (3280, 249531), (4920, 166354), (9840, 83177)]