161042280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{191717}}^1$

素因数の和:191738

約数の個数: 64

約数和(自身を含む): 552147840

約数和(自身を除く): 391105560

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, 191717, 383434, 575151, 766868, 958585, 1150302, 1342019, 1533736, 1917170, 2300604, 2684038, 2875755, 3834340, 4026057, 4601208, 5368076, 5751510, 6710095, 7668680, 8052114, 10736152, 11503020, 13420190, 16104228, 20130285, 23006040, 26840380, 32208456, 40260570, 53680760, 80521140, 161042280]

約数ペア:

[(1, 161042280), (2, 80521140), (3, 53680760), (4, 40260570), (5, 32208456), (6, 26840380), (7, 23006040), (8, 20130285), (10, 16104228), (12, 13420190), (14, 11503020), (15, 10736152), (20, 8052114), (21, 7668680), (24, 6710095), (28, 5751510), (30, 5368076), (35, 4601208), (40, 4026057), (42, 3834340), (56, 2875755), (60, 2684038), (70, 2300604), (84, 1917170), (105, 1533736), (120, 1342019), (140, 1150302), (168, 958585), (210, 766868), (280, 575151), (420, 383434), (840, 191717)]