7281960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{8669}}^1$

素因数の和:8690

約数の個数: 64

約数和(自身を含む): 24969600

約数和(自身を除く): 17687640

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, 8669, 17338, 26007, 34676, 43345, 52014, 60683, 69352, 86690, 104028, 121366, 130035, 173380, 182049, 208056, 242732, 260070, 303415, 346760, 364098, 485464, 520140, 606830, 728196, 910245, 1040280, 1213660, 1456392, 1820490, 2427320, 3640980, 7281960]

約数ペア:

[(1, 7281960), (2, 3640980), (3, 2427320), (4, 1820490), (5, 1456392), (6, 1213660), (7, 1040280), (8, 910245), (10, 728196), (12, 606830), (14, 520140), (15, 485464), (20, 364098), (21, 346760), (24, 303415), (28, 260070), (30, 242732), (35, 208056), (40, 182049), (42, 173380), (56, 130035), (60, 121366), (70, 104028), (84, 86690), (105, 69352), (120, 60683), (140, 52014), (168, 43345), (210, 34676), (280, 26007), (420, 17338), (840, 8669)]