15578280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 51222600

約数和(自身を除く): 35644320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 397, 436, 545, 654, 794, 872, 981, 1090, 1191, 1308, 1588, 1635, 1962, 1985, 2180, 2382, 2616, 3176, 3270, 3573, 3924, 3970, 4360, 4764, 4905, 5955, 6540, 7146, 7848, 7940, 9528, 9810, 11910, 13080, 14292, 15880, 17865, 19620, 23820, 28584, 35730, 39240, 43273, 47640, 71460, 86546, 129819, 142920, 173092, 216365, 259638, 346184, 389457, 432730, 519276, 649095, 778914, 865460, 1038552, 1298190, 1557828, 1730920, 1947285, 2596380, 3115656, 3894570, 5192760, 7789140, 15578280]

約数ペア:

[(1, 15578280), (2, 7789140), (3, 5192760), (4, 3894570), (5, 3115656), (6, 2596380), (8, 1947285), (9, 1730920), (10, 1557828), (12, 1298190), (15, 1038552), (18, 865460), (20, 778914), (24, 649095), (30, 519276), (36, 432730), (40, 389457), (45, 346184), (60, 259638), (72, 216365), (90, 173092), (109, 142920), (120, 129819), (180, 86546), (218, 71460), (327, 47640), (360, 43273), (397, 39240), (436, 35730), (545, 28584), (654, 23820), (794, 19620), (872, 17865), (981, 15880), (1090, 14292), (1191, 13080), (1308, 11910), (1588, 9810), (1635, 9528), (1962, 7940), (1985, 7848), (2180, 7146), (2382, 6540), (2616, 5955), (3176, 4905), (3270, 4764), (3573, 4360), (3924, 3970)]