392988800

素因数分解:

$2^7\times 5^2\times {\mathrm{127}}^1\times {\mathrm{967}}^1$

素因数の和:1118

約数の個数: 96

約数和(自身を含む): 979461120

約数和(自身を除く): 586472320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 200, 254, 320, 400, 508, 635, 640, 800, 967, 1016, 1270, 1600, 1934, 2032, 2540, 3175, 3200, 3868, 4064, 4835, 5080, 6350, 7736, 8128, 9670, 10160, 12700, 15472, 16256, 19340, 20320, 24175, 25400, 30944, 38680, 40640, 48350, 50800, 61888, 77360, 81280, 96700, 101600, 122809, 123776, 154720, 193400, 203200, 245618, 309440, 386800, 406400, 491236, 614045, 618880, 773600, 982472, 1228090, 1547200, 1964944, 2456180, 3070225, 3094400, 3929888, 4912360, 6140450, 7859776, 9824720, 12280900, 15719552, 19649440, 24561800, 39298880, 49123600, 78597760, 98247200, 196494400, 392988800]

約数ペア:

[(1, 392988800), (2, 196494400), (4, 98247200), (5, 78597760), (8, 49123600), (10, 39298880), (16, 24561800), (20, 19649440), (25, 15719552), (32, 12280900), (40, 9824720), (50, 7859776), (64, 6140450), (80, 4912360), (100, 3929888), (127, 3094400), (128, 3070225), (160, 2456180), (200, 1964944), (254, 1547200), (320, 1228090), (400, 982472), (508, 773600), (635, 618880), (640, 614045), (800, 491236), (967, 406400), (1016, 386800), (1270, 309440), (1600, 245618), (1934, 203200), (2032, 193400), (2540, 154720), (3175, 123776), (3200, 122809), (3868, 101600), (4064, 96700), (4835, 81280), (5080, 77360), (6350, 61888), (7736, 50800), (8128, 48350), (9670, 40640), (10160, 38680), (12700, 30944), (15472, 25400), (16256, 24175), (19340, 20320)]