12412920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 41025600

約数和(自身を除く): 28612680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 109, 120, 130, 146, 156, 195, 218, 219, 260, 292, 312, 327, 365, 390, 436, 438, 520, 545, 584, 654, 730, 780, 872, 876, 949, 1090, 1095, 1308, 1417, 1460, 1560, 1635, 1752, 1898, 2180, 2190, 2616, 2834, 2847, 2920, 3270, 3796, 4251, 4360, 4380, 4745, 5668, 5694, 6540, 7085, 7592, 7957, 8502, 8760, 9490, 11336, 11388, 13080, 14170, 14235, 15914, 17004, 18980, 21255, 22776, 23871, 28340, 28470, 31828, 34008, 37960, 39785, 42510, 47742, 56680, 56940, 63656, 79570, 85020, 95484, 103441, 113880, 119355, 159140, 170040, 190968, 206882, 238710, 310323, 318280, 413764, 477420, 517205, 620646, 827528, 954840, 1034410, 1241292, 1551615, 2068820, 2482584, 3103230, 4137640, 6206460, 12412920]

約数ペア:

[(1, 12412920), (2, 6206460), (3, 4137640), (4, 3103230), (5, 2482584), (6, 2068820), (8, 1551615), (10, 1241292), (12, 1034410), (13, 954840), (15, 827528), (20, 620646), (24, 517205), (26, 477420), (30, 413764), (39, 318280), (40, 310323), (52, 238710), (60, 206882), (65, 190968), (73, 170040), (78, 159140), (104, 119355), (109, 113880), (120, 103441), (130, 95484), (146, 85020), (156, 79570), (195, 63656), (218, 56940), (219, 56680), (260, 47742), (292, 42510), (312, 39785), (327, 37960), (365, 34008), (390, 31828), (436, 28470), (438, 28340), (520, 23871), (545, 22776), (584, 21255), (654, 18980), (730, 17004), (780, 15914), (872, 14235), (876, 14170), (949, 13080), (1090, 11388), (1095, 11336), (1308, 9490), (1417, 8760), (1460, 8502), (1560, 7957), (1635, 7592), (1752, 7085), (1898, 6540), (2180, 5694), (2190, 5668), (2616, 4745), (2834, 4380), (2847, 4360), (2920, 4251), (3270, 3796)]