18247920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 57079680

約数和(自身を除く): 38831760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 547, 556, 695, 834, 1094, 1112, 1390, 1641, 1668, 2085, 2188, 2224, 2735, 2780, 3282, 3336, 4170, 4376, 5470, 5560, 6564, 6672, 8205, 8340, 8752, 10940, 11120, 13128, 16410, 16680, 21880, 26256, 32820, 33360, 43760, 65640, 76033, 131280, 152066, 228099, 304132, 380165, 456198, 608264, 760330, 912396, 1140495, 1216528, 1520660, 1824792, 2280990, 3041320, 3649584, 4561980, 6082640, 9123960, 18247920]

約数ペア:

[(1, 18247920), (2, 9123960), (3, 6082640), (4, 4561980), (5, 3649584), (6, 3041320), (8, 2280990), (10, 1824792), (12, 1520660), (15, 1216528), (16, 1140495), (20, 912396), (24, 760330), (30, 608264), (40, 456198), (48, 380165), (60, 304132), (80, 228099), (120, 152066), (139, 131280), (240, 76033), (278, 65640), (417, 43760), (547, 33360), (556, 32820), (695, 26256), (834, 21880), (1094, 16680), (1112, 16410), (1390, 13128), (1641, 11120), (1668, 10940), (2085, 8752), (2188, 8340), (2224, 8205), (2735, 6672), (2780, 6564), (3282, 5560), (3336, 5470), (4170, 4376)]