20280142008

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{208489}}^1$

素因数の和:208701

約数の個数: 96

約数和(自身を含む): 63097413600

約数和(自身を除く): 42817271592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 193, 252, 386, 504, 579, 772, 1158, 1351, 1544, 1737, 2316, 2702, 3474, 4053, 4632, 5404, 6948, 8106, 10808, 12159, 13896, 16212, 24318, 32424, 48636, 97272, 208489, 416978, 625467, 833956, 1250934, 1459423, 1667912, 1876401, 2501868, 2918846, 3752802, 4378269, 5003736, 5837692, 7505604, 8756538, 11675384, 13134807, 15011208, 17513076, 26269614, 35026152, 40238377, 52539228, 80476754, 105078456, 120715131, 160953508, 241430262, 281668639, 321907016, 362145393, 482860524, 563337278, 724290786, 845005917, 965721048, 1126674556, 1448581572, 1690011834, 2253349112, 2535017751, 2897163144, 3380023668, 5070035502, 6760047336, 10140071004, 20280142008]

約数ペア:

[(1, 20280142008), (2, 10140071004), (3, 6760047336), (4, 5070035502), (6, 3380023668), (7, 2897163144), (8, 2535017751), (9, 2253349112), (12, 1690011834), (14, 1448581572), (18, 1126674556), (21, 965721048), (24, 845005917), (28, 724290786), (36, 563337278), (42, 482860524), (56, 362145393), (63, 321907016), (72, 281668639), (84, 241430262), (126, 160953508), (168, 120715131), (193, 105078456), (252, 80476754), (386, 52539228), (504, 40238377), (579, 35026152), (772, 26269614), (1158, 17513076), (1351, 15011208), (1544, 13134807), (1737, 11675384), (2316, 8756538), (2702, 7505604), (3474, 5837692), (4053, 5003736), (4632, 4378269), (5404, 3752802), (6948, 2918846), (8106, 2501868), (10808, 1876401), (12159, 1667912), (13896, 1459423), (16212, 1250934), (24318, 833956), (32424, 625467), (48636, 416978), (97272, 208489)]