630374180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:429

約数の個数: 96

約数和(自身を含む): 1415715840

約数和(自身を除く): 785341660

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 79, 82, 148, 158, 164, 185, 205, 263, 316, 370, 395, 410, 526, 740, 790, 820, 1052, 1315, 1517, 1580, 2630, 2923, 3034, 3239, 5260, 5846, 6068, 6478, 7585, 9731, 10783, 11692, 12956, 14615, 15170, 16195, 19462, 20777, 21566, 29230, 30340, 32390, 38924, 41554, 43132, 48655, 53915, 58460, 64780, 83108, 97310, 103885, 107830, 119843, 194620, 207770, 215660, 239686, 398971, 415540, 479372, 599215, 768749, 797942, 851857, 1198430, 1537498, 1595884, 1703714, 1994855, 2396860, 3074996, 3407428, 3843745, 3989710, 4259285, 7687490, 7979420, 8518570, 15374980, 17037140, 31518709, 63037418, 126074836, 157593545, 315187090, 630374180]

約数ペア:

[(1, 630374180), (2, 315187090), (4, 157593545), (5, 126074836), (10, 63037418), (20, 31518709), (37, 17037140), (41, 15374980), (74, 8518570), (79, 7979420), (82, 7687490), (148, 4259285), (158, 3989710), (164, 3843745), (185, 3407428), (205, 3074996), (263, 2396860), (316, 1994855), (370, 1703714), (395, 1595884), (410, 1537498), (526, 1198430), (740, 851857), (790, 797942), (820, 768749), (1052, 599215), (1315, 479372), (1517, 415540), (1580, 398971), (2630, 239686), (2923, 215660), (3034, 207770), (3239, 194620), (5260, 119843), (5846, 107830), (6068, 103885), (6478, 97310), (7585, 83108), (9731, 64780), (10783, 58460), (11692, 53915), (12956, 48655), (14615, 43132), (15170, 41554), (16195, 38924), (19462, 32390), (20777, 30340), (21566, 29230)]