136656640

素因数分解:

$2^8\times 5^1\times {\mathrm{241}}^1\times {\mathrm{443}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 329435568

約数和(自身を除く): 192778928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 256, 320, 443, 482, 640, 886, 964, 1205, 1280, 1772, 1928, 2215, 2410, 3544, 3856, 4430, 4820, 7088, 7712, 8860, 9640, 14176, 15424, 17720, 19280, 28352, 30848, 35440, 38560, 56704, 61696, 70880, 77120, 106763, 113408, 141760, 154240, 213526, 283520, 308480, 427052, 533815, 567040, 854104, 1067630, 1708208, 2135260, 3416416, 4270520, 6832832, 8541040, 13665664, 17082080, 27331328, 34164160, 68328320, 136656640]

約数ペア:

[(1, 136656640), (2, 68328320), (4, 34164160), (5, 27331328), (8, 17082080), (10, 13665664), (16, 8541040), (20, 6832832), (32, 4270520), (40, 3416416), (64, 2135260), (80, 1708208), (128, 1067630), (160, 854104), (241, 567040), (256, 533815), (320, 427052), (443, 308480), (482, 283520), (640, 213526), (886, 154240), (964, 141760), (1205, 113408), (1280, 106763), (1772, 77120), (1928, 70880), (2215, 61696), (2410, 56704), (3544, 38560), (3856, 35440), (4430, 30848), (4820, 28352), (7088, 19280), (7712, 17720), (8860, 15424), (9640, 14176)]