30609520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 76655808

約数和(自身を除く): 46046288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 317, 340, 355, 568, 634, 680, 710, 1136, 1207, 1268, 1360, 1420, 1585, 2414, 2536, 2840, 3170, 4828, 5072, 5389, 5680, 6035, 6340, 9656, 10778, 12070, 12680, 19312, 21556, 22507, 24140, 25360, 26945, 43112, 45014, 48280, 53890, 86224, 90028, 96560, 107780, 112535, 180056, 215560, 225070, 360112, 382619, 431120, 450140, 765238, 900280, 1530476, 1800560, 1913095, 3060952, 3826190, 6121904, 7652380, 15304760, 30609520]

約数ペア:

[(1, 30609520), (2, 15304760), (4, 7652380), (5, 6121904), (8, 3826190), (10, 3060952), (16, 1913095), (17, 1800560), (20, 1530476), (34, 900280), (40, 765238), (68, 450140), (71, 431120), (80, 382619), (85, 360112), (136, 225070), (142, 215560), (170, 180056), (272, 112535), (284, 107780), (317, 96560), (340, 90028), (355, 86224), (568, 53890), (634, 48280), (680, 45014), (710, 43112), (1136, 26945), (1207, 25360), (1268, 24140), (1360, 22507), (1420, 21556), (1585, 19312), (2414, 12680), (2536, 12070), (2840, 10778), (3170, 9656), (4828, 6340), (5072, 6035), (5389, 5680)]