15104800

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:338

約数の個数: 72

約数和(自身を含む): 37497600

約数和(自身を除く): 22392800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 239, 316, 395, 400, 478, 632, 790, 800, 956, 1195, 1264, 1580, 1912, 1975, 2390, 2528, 3160, 3824, 3950, 4780, 5975, 6320, 7648, 7900, 9560, 11950, 12640, 15800, 18881, 19120, 23900, 31600, 37762, 38240, 47800, 63200, 75524, 94405, 95600, 151048, 188810, 191200, 302096, 377620, 472025, 604192, 755240, 944050, 1510480, 1888100, 3020960, 3776200, 7552400, 15104800]

約数ペア:

[(1, 15104800), (2, 7552400), (4, 3776200), (5, 3020960), (8, 1888100), (10, 1510480), (16, 944050), (20, 755240), (25, 604192), (32, 472025), (40, 377620), (50, 302096), (79, 191200), (80, 188810), (100, 151048), (158, 95600), (160, 94405), (200, 75524), (239, 63200), (316, 47800), (395, 38240), (400, 37762), (478, 31600), (632, 23900), (790, 19120), (800, 18881), (956, 15800), (1195, 12640), (1264, 11950), (1580, 9560), (1912, 7900), (1975, 7648), (2390, 6320), (2528, 5975), (3160, 4780), (3824, 3950)]