13262520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1399}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 40320000

約数和(自身を除く): 27057480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1399, 1580, 1896, 2370, 2798, 3160, 4197, 4740, 5596, 6995, 8394, 9480, 11192, 13990, 16788, 20985, 27980, 33576, 41970, 55960, 83940, 110521, 167880, 221042, 331563, 442084, 552605, 663126, 884168, 1105210, 1326252, 1657815, 2210420, 2652504, 3315630, 4420840, 6631260, 13262520]

約数ペア:

[(1, 13262520), (2, 6631260), (3, 4420840), (4, 3315630), (5, 2652504), (6, 2210420), (8, 1657815), (10, 1326252), (12, 1105210), (15, 884168), (20, 663126), (24, 552605), (30, 442084), (40, 331563), (60, 221042), (79, 167880), (120, 110521), (158, 83940), (237, 55960), (316, 41970), (395, 33576), (474, 27980), (632, 20985), (790, 16788), (948, 13990), (1185, 11192), (1399, 9480), (1580, 8394), (1896, 6995), (2370, 5596), (2798, 4740), (3160, 4197)]