648963420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{26189}}^1$

素因数の和:26267

約数の個数: 96

約数和(自身を含む): 2111961600

約数和(自身を除く): 1462998180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 59, 60, 70, 84, 105, 118, 140, 177, 210, 236, 295, 354, 413, 420, 590, 708, 826, 885, 1180, 1239, 1652, 1770, 2065, 2478, 3540, 4130, 4956, 6195, 8260, 12390, 24780, 26189, 52378, 78567, 104756, 130945, 157134, 183323, 261890, 314268, 366646, 392835, 523780, 549969, 733292, 785670, 916615, 1099938, 1545151, 1571340, 1833230, 2199876, 2749845, 3090302, 3666460, 4635453, 5499690, 6180604, 7725755, 9270906, 10816057, 10999380, 15451510, 18541812, 21632114, 23177265, 30903020, 32448171, 43264228, 46354530, 54080285, 64896342, 92709060, 108160570, 129792684, 162240855, 216321140, 324481710, 648963420]

約数ペア:

[(1, 648963420), (2, 324481710), (3, 216321140), (4, 162240855), (5, 129792684), (6, 108160570), (7, 92709060), (10, 64896342), (12, 54080285), (14, 46354530), (15, 43264228), (20, 32448171), (21, 30903020), (28, 23177265), (30, 21632114), (35, 18541812), (42, 15451510), (59, 10999380), (60, 10816057), (70, 9270906), (84, 7725755), (105, 6180604), (118, 5499690), (140, 4635453), (177, 3666460), (210, 3090302), (236, 2749845), (295, 2199876), (354, 1833230), (413, 1571340), (420, 1545151), (590, 1099938), (708, 916615), (826, 785670), (885, 733292), (1180, 549969), (1239, 523780), (1652, 392835), (1770, 366646), (2065, 314268), (2478, 261890), (3540, 183323), (4130, 157134), (4956, 130945), (6195, 104756), (8260, 78567), (12390, 52378), (24780, 26189)]