80878440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1867}}^1$

素因数の和:1919

約数の個数: 96

約数和(自身を含む): 256214880

約数和(自身を除く): 175336440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 361, 380, 456, 570, 722, 760, 1083, 1140, 1444, 1805, 1867, 2166, 2280, 2888, 3610, 3734, 4332, 5415, 5601, 7220, 7468, 8664, 9335, 10830, 11202, 14440, 14936, 18670, 21660, 22404, 28005, 35473, 37340, 43320, 44808, 56010, 70946, 74680, 106419, 112020, 141892, 177365, 212838, 224040, 283784, 354730, 425676, 532095, 673987, 709460, 851352, 1064190, 1347974, 1418920, 2021961, 2128380, 2695948, 3369935, 4043922, 4256760, 5391896, 6739870, 8087844, 10109805, 13479740, 16175688, 20219610, 26959480, 40439220, 80878440]

約数ペア:

[(1, 80878440), (2, 40439220), (3, 26959480), (4, 20219610), (5, 16175688), (6, 13479740), (8, 10109805), (10, 8087844), (12, 6739870), (15, 5391896), (19, 4256760), (20, 4043922), (24, 3369935), (30, 2695948), (38, 2128380), (40, 2021961), (57, 1418920), (60, 1347974), (76, 1064190), (95, 851352), (114, 709460), (120, 673987), (152, 532095), (190, 425676), (228, 354730), (285, 283784), (361, 224040), (380, 212838), (456, 177365), (570, 141892), (722, 112020), (760, 106419), (1083, 74680), (1140, 70946), (1444, 56010), (1805, 44808), (1867, 43320), (2166, 37340), (2280, 35473), (2888, 28005), (3610, 22404), (3734, 21660), (4332, 18670), (5415, 14936), (5601, 14440), (7220, 11202), (7468, 10830), (8664, 9335)]