20316271080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{100357}}^1$

素因数の和:100619

約数の個数: 128

約数和(自身を含む): 69945511680

約数和(自身を除く): 49629240600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 241, 280, 420, 482, 723, 840, 964, 1205, 1446, 1687, 1928, 2410, 2892, 3374, 3615, 4820, 5061, 5784, 6748, 7230, 8435, 9640, 10122, 13496, 14460, 16870, 20244, 25305, 28920, 33740, 40488, 50610, 67480, 100357, 101220, 200714, 202440, 301071, 401428, 501785, 602142, 702499, 802856, 1003570, 1204284, 1404998, 1505355, 2007140, 2107497, 2408568, 2809996, 3010710, 3512495, 4014280, 4214994, 5619992, 6021420, 7024990, 8429988, 10537485, 12042840, 14049980, 16859976, 21074970, 24186037, 28099960, 42149940, 48372074, 72558111, 84299880, 96744148, 120930185, 145116222, 169302259, 193488296, 241860370, 290232444, 338604518, 362790555, 483720740, 507906777, 580464888, 677209036, 725581110, 846511295, 967441480, 1015813554, 1354418072, 1451162220, 1693022590, 2031627108, 2539533885, 2902324440, 3386045180, 4063254216, 5079067770, 6772090360, 10158135540, 20316271080]

約数ペア:

[(1, 20316271080), (2, 10158135540), (3, 6772090360), (4, 5079067770), (5, 4063254216), (6, 3386045180), (7, 2902324440), (8, 2539533885), (10, 2031627108), (12, 1693022590), (14, 1451162220), (15, 1354418072), (20, 1015813554), (21, 967441480), (24, 846511295), (28, 725581110), (30, 677209036), (35, 580464888), (40, 507906777), (42, 483720740), (56, 362790555), (60, 338604518), (70, 290232444), (84, 241860370), (105, 193488296), (120, 169302259), (140, 145116222), (168, 120930185), (210, 96744148), (241, 84299880), (280, 72558111), (420, 48372074), (482, 42149940), (723, 28099960), (840, 24186037), (964, 21074970), (1205, 16859976), (1446, 14049980), (1687, 12042840), (1928, 10537485), (2410, 8429988), (2892, 7024990), (3374, 6021420), (3615, 5619992), (4820, 4214994), (5061, 4014280), (5784, 3512495), (6748, 3010710), (7230, 2809996), (8435, 2408568), (9640, 2107497), (10122, 2007140), (13496, 1505355), (14460, 1404998), (16870, 1204284), (20244, 1003570), (25305, 802856), (28920, 702499), (33740, 602142), (40488, 501785), (50610, 401428), (67480, 301071), (100357, 202440), (101220, 200714)]