39545820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 127196160

約数和(自身を除く): 87650340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 103, 108, 135, 158, 162, 180, 206, 237, 243, 270, 309, 316, 324, 395, 405, 412, 474, 486, 515, 540, 618, 711, 790, 810, 927, 948, 972, 1030, 1185, 1215, 1236, 1422, 1545, 1580, 1620, 1854, 2060, 2133, 2370, 2430, 2781, 2844, 3090, 3555, 3708, 4266, 4635, 4740, 4860, 5562, 6180, 6399, 7110, 8137, 8343, 8532, 9270, 10665, 11124, 12798, 13905, 14220, 16274, 16686, 18540, 19197, 21330, 24411, 25029, 25596, 27810, 31995, 32548, 33372, 38394, 40685, 41715, 42660, 48822, 50058, 55620, 63990, 73233, 76788, 81370, 83430, 95985, 97644, 100116, 122055, 125145, 127980, 146466, 162740, 166860, 191970, 219699, 244110, 250290, 292932, 366165, 383940, 439398, 488220, 500580, 659097, 732330, 878796, 1098495, 1318194, 1464660, 1977291, 2196990, 2636388, 3295485, 3954582, 4393980, 6590970, 7909164, 9886455, 13181940, 19772910, 39545820]

約数ペア:

[(1, 39545820), (2, 19772910), (3, 13181940), (4, 9886455), (5, 7909164), (6, 6590970), (9, 4393980), (10, 3954582), (12, 3295485), (15, 2636388), (18, 2196990), (20, 1977291), (27, 1464660), (30, 1318194), (36, 1098495), (45, 878796), (54, 732330), (60, 659097), (79, 500580), (81, 488220), (90, 439398), (103, 383940), (108, 366165), (135, 292932), (158, 250290), (162, 244110), (180, 219699), (206, 191970), (237, 166860), (243, 162740), (270, 146466), (309, 127980), (316, 125145), (324, 122055), (395, 100116), (405, 97644), (412, 95985), (474, 83430), (486, 81370), (515, 76788), (540, 73233), (618, 63990), (711, 55620), (790, 50058), (810, 48822), (927, 42660), (948, 41715), (972, 40685), (1030, 38394), (1185, 33372), (1215, 32548), (1236, 31995), (1422, 27810), (1545, 25596), (1580, 25029), (1620, 24411), (1854, 21330), (2060, 19197), (2133, 18540), (2370, 16686), (2430, 16274), (2781, 14220), (2844, 13905), (3090, 12798), (3555, 11124), (3708, 10665), (4266, 9270), (4635, 8532), (4740, 8343), (4860, 8137), (5562, 7110), (6180, 6399)]