12542820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 37497600

約数和(自身を除く): 24954780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 61, 69, 92, 115, 122, 138, 149, 183, 230, 244, 276, 298, 305, 345, 366, 447, 460, 596, 610, 690, 732, 745, 894, 915, 1220, 1380, 1403, 1490, 1788, 1830, 2235, 2806, 2980, 3427, 3660, 4209, 4470, 5612, 6854, 7015, 8418, 8940, 9089, 10281, 13708, 14030, 16836, 17135, 18178, 20562, 21045, 27267, 28060, 34270, 36356, 41124, 42090, 45445, 51405, 54534, 68540, 84180, 90890, 102810, 109068, 136335, 181780, 205620, 209047, 272670, 418094, 545340, 627141, 836188, 1045235, 1254282, 2090470, 2508564, 3135705, 4180940, 6271410, 12542820]

約数ペア:

[(1, 12542820), (2, 6271410), (3, 4180940), (4, 3135705), (5, 2508564), (6, 2090470), (10, 1254282), (12, 1045235), (15, 836188), (20, 627141), (23, 545340), (30, 418094), (46, 272670), (60, 209047), (61, 205620), (69, 181780), (92, 136335), (115, 109068), (122, 102810), (138, 90890), (149, 84180), (183, 68540), (230, 54534), (244, 51405), (276, 45445), (298, 42090), (305, 41124), (345, 36356), (366, 34270), (447, 28060), (460, 27267), (596, 21045), (610, 20562), (690, 18178), (732, 17135), (745, 16836), (894, 14030), (915, 13708), (1220, 10281), (1380, 9089), (1403, 8940), (1490, 8418), (1788, 7015), (1830, 6854), (2235, 5612), (2806, 4470), (2980, 4209), (3427, 3660)]