71617980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4159}}^1$

素因数の和:4219

約数の個数: 96

約数和(自身を含む): 234823680

約数和(自身を除く): 163205700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4159, 4305, 5740, 8318, 8610, 12477, 16636, 17220, 20795, 24954, 29113, 41590, 49908, 58226, 62385, 83180, 87339, 116452, 124770, 145565, 170519, 174678, 249540, 291130, 341038, 349356, 436695, 511557, 582260, 682076, 852595, 873390, 1023114, 1193633, 1705190, 1746780, 2046228, 2387266, 2557785, 3410380, 3580899, 4774532, 5115570, 5968165, 7161798, 10231140, 11936330, 14323596, 17904495, 23872660, 35808990, 71617980]

約数ペア:

[(1, 71617980), (2, 35808990), (3, 23872660), (4, 17904495), (5, 14323596), (6, 11936330), (7, 10231140), (10, 7161798), (12, 5968165), (14, 5115570), (15, 4774532), (20, 3580899), (21, 3410380), (28, 2557785), (30, 2387266), (35, 2046228), (41, 1746780), (42, 1705190), (60, 1193633), (70, 1023114), (82, 873390), (84, 852595), (105, 682076), (123, 582260), (140, 511557), (164, 436695), (205, 349356), (210, 341038), (246, 291130), (287, 249540), (410, 174678), (420, 170519), (492, 145565), (574, 124770), (615, 116452), (820, 87339), (861, 83180), (1148, 62385), (1230, 58226), (1435, 49908), (1722, 41590), (2460, 29113), (2870, 24954), (3444, 20795), (4159, 17220), (4305, 16636), (5740, 12477), (8318, 8610)]