215234040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2879}}^1$

素因数の和:2989

約数の個数: 128

約数和(自身を含む): 746496000

約数和(自身を除く): 531261960

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, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 2879, 3115, 3560, 3738, 4984, 5340, 5758, 6230, 7476, 8637, 9345, 10680, 11516, 12460, 14395, 14952, 17274, 18690, 20153, 23032, 24920, 28790, 34548, 37380, 40306, 43185, 57580, 60459, 69096, 74760, 80612, 86370, 100765, 115160, 120918, 161224, 172740, 201530, 241836, 256231, 302295, 345480, 403060, 483672, 512462, 604590, 768693, 806120, 1024924, 1209180, 1281155, 1537386, 1793617, 2049848, 2418360, 2562310, 3074772, 3587234, 3843465, 5124620, 5380851, 6149544, 7174468, 7686930, 8968085, 10249240, 10761702, 14348936, 15373860, 17936170, 21523404, 26904255, 30747720, 35872340, 43046808, 53808510, 71744680, 107617020, 215234040]

約数ペア:

[(1, 215234040), (2, 107617020), (3, 71744680), (4, 53808510), (5, 43046808), (6, 35872340), (7, 30747720), (8, 26904255), (10, 21523404), (12, 17936170), (14, 15373860), (15, 14348936), (20, 10761702), (21, 10249240), (24, 8968085), (28, 7686930), (30, 7174468), (35, 6149544), (40, 5380851), (42, 5124620), (56, 3843465), (60, 3587234), (70, 3074772), (84, 2562310), (89, 2418360), (105, 2049848), (120, 1793617), (140, 1537386), (168, 1281155), (178, 1209180), (210, 1024924), (267, 806120), (280, 768693), (356, 604590), (420, 512462), (445, 483672), (534, 403060), (623, 345480), (712, 302295), (840, 256231), (890, 241836), (1068, 201530), (1246, 172740), (1335, 161224), (1780, 120918), (1869, 115160), (2136, 100765), (2492, 86370), (2670, 80612), (2879, 74760), (3115, 69096), (3560, 60459), (3738, 57580), (4984, 43185), (5340, 40306), (5758, 37380), (6230, 34548), (7476, 28790), (8637, 24920), (9345, 23032), (10680, 20153), (11516, 18690), (12460, 17274), (14395, 14952)]