140968360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{647}}^1$

素因数の和:1090

約数の個数: 64

約数和(自身を含む): 342921600

約数和(自身を除く): 201953240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 419, 520, 647, 838, 1294, 1676, 2095, 2588, 3235, 3352, 4190, 5176, 5447, 6470, 8380, 8411, 10894, 12940, 16760, 16822, 21788, 25880, 27235, 33644, 42055, 43576, 54470, 67288, 84110, 108940, 168220, 217880, 271093, 336440, 542186, 1084372, 1355465, 2168744, 2710930, 3524209, 5421860, 7048418, 10843720, 14096836, 17621045, 28193672, 35242090, 70484180, 140968360]

約数ペア:

[(1, 140968360), (2, 70484180), (4, 35242090), (5, 28193672), (8, 17621045), (10, 14096836), (13, 10843720), (20, 7048418), (26, 5421860), (40, 3524209), (52, 2710930), (65, 2168744), (104, 1355465), (130, 1084372), (260, 542186), (419, 336440), (520, 271093), (647, 217880), (838, 168220), (1294, 108940), (1676, 84110), (2095, 67288), (2588, 54470), (3235, 43576), (3352, 42055), (4190, 33644), (5176, 27235), (5447, 25880), (6470, 21788), (8380, 16822), (8411, 16760), (10894, 12940)]