207735920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21821}}^1$

素因数の和:21858

約数の個数: 80

約数和(自身を含む): 584480448

約数和(自身を除く): 376744528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 21821, 43642, 87284, 109105, 152747, 174568, 218210, 305494, 349136, 370957, 436420, 610988, 741914, 763735, 872840, 1221976, 1483828, 1527470, 1745680, 1854785, 2443952, 2596699, 2967656, 3054940, 3709570, 5193398, 5935312, 6109880, 7419140, 10386796, 12219760, 12983495, 14838280, 20773592, 25966990, 29676560, 41547184, 51933980, 103867960, 207735920]

約数ペア:

[(1, 207735920), (2, 103867960), (4, 51933980), (5, 41547184), (7, 29676560), (8, 25966990), (10, 20773592), (14, 14838280), (16, 12983495), (17, 12219760), (20, 10386796), (28, 7419140), (34, 6109880), (35, 5935312), (40, 5193398), (56, 3709570), (68, 3054940), (70, 2967656), (80, 2596699), (85, 2443952), (112, 1854785), (119, 1745680), (136, 1527470), (140, 1483828), (170, 1221976), (238, 872840), (272, 763735), (280, 741914), (340, 610988), (476, 436420), (560, 370957), (595, 349136), (680, 305494), (952, 218210), (1190, 174568), (1360, 152747), (1904, 109105), (2380, 87284), (4760, 43642), (9520, 21821)]