70928480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 199085040

約数和(自身を除く): 128156560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 83, 98, 109, 112, 140, 160, 166, 196, 218, 224, 245, 280, 332, 392, 415, 436, 490, 545, 560, 581, 664, 763, 784, 830, 872, 980, 1090, 1120, 1162, 1328, 1526, 1568, 1660, 1744, 1960, 2180, 2324, 2656, 2905, 3052, 3320, 3488, 3815, 3920, 4067, 4360, 4648, 5341, 5810, 6104, 6640, 7630, 7840, 8134, 8720, 9047, 9296, 10682, 11620, 12208, 13280, 15260, 16268, 17440, 18094, 18592, 20335, 21364, 23240, 24416, 26705, 30520, 32536, 36188, 40670, 42728, 45235, 46480, 53410, 61040, 63329, 65072, 72376, 81340, 85456, 90470, 92960, 106820, 122080, 126658, 130144, 144752, 162680, 170912, 180940, 213640, 253316, 289504, 316645, 325360, 361880, 427280, 443303, 506632, 633290, 650720, 723760, 854560, 886606, 1013264, 1266580, 1447520, 1773212, 2026528, 2216515, 2533160, 3546424, 4433030, 5066320, 7092848, 8866060, 10132640, 14185696, 17732120, 35464240, 70928480]

約数ペア:

[(1, 70928480), (2, 35464240), (4, 17732120), (5, 14185696), (7, 10132640), (8, 8866060), (10, 7092848), (14, 5066320), (16, 4433030), (20, 3546424), (28, 2533160), (32, 2216515), (35, 2026528), (40, 1773212), (49, 1447520), (56, 1266580), (70, 1013264), (80, 886606), (83, 854560), (98, 723760), (109, 650720), (112, 633290), (140, 506632), (160, 443303), (166, 427280), (196, 361880), (218, 325360), (224, 316645), (245, 289504), (280, 253316), (332, 213640), (392, 180940), (415, 170912), (436, 162680), (490, 144752), (545, 130144), (560, 126658), (581, 122080), (664, 106820), (763, 92960), (784, 90470), (830, 85456), (872, 81340), (980, 72376), (1090, 65072), (1120, 63329), (1162, 61040), (1328, 53410), (1526, 46480), (1568, 45235), (1660, 42728), (1744, 40670), (1960, 36188), (2180, 32536), (2324, 30520), (2656, 26705), (2905, 24416), (3052, 23240), (3320, 21364), (3488, 20335), (3815, 18592), (3920, 18094), (4067, 17440), (4360, 16268), (4648, 15260), (5341, 13280), (5810, 12208), (6104, 11620), (6640, 10682), (7630, 9296), (7840, 9047), (8134, 8720)]