1566821860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 3483648000

約数和(自身を除く): 1916826140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 127, 145, 178, 239, 254, 290, 356, 445, 478, 508, 580, 635, 890, 956, 1195, 1270, 1780, 2390, 2540, 2581, 3683, 4780, 5162, 6931, 7366, 10324, 11303, 12905, 13862, 14732, 18415, 21271, 22606, 25810, 27724, 30353, 34655, 36830, 42542, 45212, 51620, 56515, 60706, 69310, 73660, 85084, 106355, 113030, 121412, 138620, 151765, 212710, 226060, 303530, 327787, 425420, 607060, 616859, 655574, 880237, 1233718, 1311148, 1638935, 1760474, 2467436, 2701417, 3084295, 3277870, 3520948, 4401185, 5402834, 6168590, 6555740, 8802370, 10805668, 12337180, 13507085, 17604740, 27014170, 54028340, 78341093, 156682186, 313364372, 391705465, 783410930, 1566821860]

約数ペア:

[(1, 1566821860), (2, 783410930), (4, 391705465), (5, 313364372), (10, 156682186), (20, 78341093), (29, 54028340), (58, 27014170), (89, 17604740), (116, 13507085), (127, 12337180), (145, 10805668), (178, 8802370), (239, 6555740), (254, 6168590), (290, 5402834), (356, 4401185), (445, 3520948), (478, 3277870), (508, 3084295), (580, 2701417), (635, 2467436), (890, 1760474), (956, 1638935), (1195, 1311148), (1270, 1233718), (1780, 880237), (2390, 655574), (2540, 616859), (2581, 607060), (3683, 425420), (4780, 327787), (5162, 303530), (6931, 226060), (7366, 212710), (10324, 151765), (11303, 138620), (12905, 121412), (13862, 113030), (14732, 106355), (18415, 85084), (21271, 73660), (22606, 69310), (25810, 60706), (27724, 56515), (30353, 51620), (34655, 45212), (36830, 42542)]