1240581331840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1\times {\mathrm{42221}}^1$

素因数の和:43752

約数の個数: 128

約数和(自身を含む): 3063574275840

約数和(自身を除く): 1822992944000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1481, 1984, 2480, 2962, 3968, 4960, 5924, 7405, 9920, 11848, 14810, 19840, 23696, 29620, 42221, 45911, 47392, 59240, 84442, 91822, 94784, 118480, 168884, 183644, 189568, 211105, 229555, 236960, 337768, 367288, 422210, 459110, 473920, 675536, 734576, 844420, 918220, 947840, 1308851, 1351072, 1469152, 1688840, 1836440, 2617702, 2702144, 2938304, 3377680, 3672880, 5235404, 5404288, 5876608, 6544255, 6755360, 7345760, 10470808, 13088510, 13510720, 14691520, 20941616, 26177020, 27021440, 29383040, 41883232, 52354040, 62529301, 83766464, 104708080, 125058602, 167532928, 209416160, 250117204, 312646505, 418832320, 500234408, 625293010, 837664640, 1000468816, 1250586020, 1938408331, 2000937632, 2501172040, 3876816662, 4001875264, 5002344080, 7753633324, 8003750528, 9692041655, 10004688160, 15507266648, 19384083310, 20009376320, 31014533296, 38768166620, 40018752640, 62029066592, 77536333240, 124058133184, 155072666480, 248116266368, 310145332960, 620290665920, 1240581331840]

約数ペア:

[(1, 1240581331840), (2, 620290665920), (4, 310145332960), (5, 248116266368), (8, 155072666480), (10, 124058133184), (16, 77536333240), (20, 62029066592), (31, 40018752640), (32, 38768166620), (40, 31014533296), (62, 20009376320), (64, 19384083310), (80, 15507266648), (124, 10004688160), (128, 9692041655), (155, 8003750528), (160, 7753633324), (248, 5002344080), (310, 4001875264), (320, 3876816662), (496, 2501172040), (620, 2000937632), (640, 1938408331), (992, 1250586020), (1240, 1000468816), (1481, 837664640), (1984, 625293010), (2480, 500234408), (2962, 418832320), (3968, 312646505), (4960, 250117204), (5924, 209416160), (7405, 167532928), (9920, 125058602), (11848, 104708080), (14810, 83766464), (19840, 62529301), (23696, 52354040), (29620, 41883232), (42221, 29383040), (45911, 27021440), (47392, 26177020), (59240, 20941616), (84442, 14691520), (91822, 13510720), (94784, 13088510), (118480, 10470808), (168884, 7345760), (183644, 6755360), (189568, 6544255), (211105, 5876608), (229555, 5404288), (236960, 5235404), (337768, 3672880), (367288, 3377680), (422210, 2938304), (459110, 2702144), (473920, 2617702), (675536, 1836440), (734576, 1688840), (844420, 1469152), (918220, 1351072), (947840, 1308851)]