8128680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{9677}}^1$

素因数の和:9698

約数の個数: 64

約数和(自身を含む): 27872640

約数和(自身を除く): 19743960

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, 9677, 19354, 29031, 38708, 48385, 58062, 67739, 77416, 96770, 116124, 135478, 145155, 193540, 203217, 232248, 270956, 290310, 338695, 387080, 406434, 541912, 580620, 677390, 812868, 1016085, 1161240, 1354780, 1625736, 2032170, 2709560, 4064340, 8128680]

約数ペア:

[(1, 8128680), (2, 4064340), (3, 2709560), (4, 2032170), (5, 1625736), (6, 1354780), (7, 1161240), (8, 1016085), (10, 812868), (12, 677390), (14, 580620), (15, 541912), (20, 406434), (21, 387080), (24, 338695), (28, 290310), (30, 270956), (35, 232248), (40, 203217), (42, 193540), (56, 145155), (60, 135478), (70, 116124), (84, 96770), (105, 77416), (120, 67739), (140, 58062), (168, 48385), (210, 38708), (280, 29031), (420, 19354), (840, 9677)]