15304760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 37091520

約数和(自身を除く): 21786760

約数列:

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

約数ペア:

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