2171610840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2585251}}^1$

素因数の和:2585272

約数の個数: 64

約数和(自身を含む): 7445525760

約数和(自身を除く): 5273914920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2585251, 5170502, 7755753, 10341004, 12926255, 15511506, 18096757, 20682008, 25852510, 31023012, 36193514, 38778765, 51705020, 54290271, 62046024, 72387028, 77557530, 90483785, 103410040, 108580542, 144774056, 155115060, 180967570, 217161084, 271451355, 310230120, 361935140, 434322168, 542902710, 723870280, 1085805420, 2171610840]

約数ペア:

[(1, 2171610840), (2, 1085805420), (3, 723870280), (4, 542902710), (5, 434322168), (6, 361935140), (7, 310230120), (8, 271451355), (10, 217161084), (12, 180967570), (14, 155115060), (15, 144774056), (20, 108580542), (21, 103410040), (24, 90483785), (28, 77557530), (30, 72387028), (35, 62046024), (40, 54290271), (42, 51705020), (56, 38778765), (60, 36193514), (70, 31023012), (84, 25852510), (105, 20682008), (120, 18096757), (140, 15511506), (168, 12926255), (210, 10341004), (280, 7755753), (420, 5170502), (840, 2585251)]