255255240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1163}}^1$

素因数の和:1267

約数の個数: 128

約数和(自身を含む): 804556800

約数和(自身を除く): 549301560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 59, 60, 62, 93, 118, 120, 124, 155, 177, 186, 236, 248, 295, 310, 354, 372, 465, 472, 590, 620, 708, 744, 885, 930, 1163, 1180, 1240, 1416, 1770, 1829, 1860, 2326, 2360, 3489, 3540, 3658, 3720, 4652, 5487, 5815, 6978, 7080, 7316, 9145, 9304, 10974, 11630, 13956, 14632, 17445, 18290, 21948, 23260, 27435, 27912, 34890, 36053, 36580, 43896, 46520, 54870, 68617, 69780, 72106, 73160, 108159, 109740, 137234, 139560, 144212, 180265, 205851, 216318, 219480, 274468, 288424, 343085, 360530, 411702, 432636, 540795, 548936, 686170, 721060, 823404, 865272, 1029255, 1081590, 1372340, 1442120, 1646808, 2058510, 2127127, 2163180, 2744680, 4117020, 4254254, 4326360, 6381381, 8234040, 8508508, 10635635, 12762762, 17017016, 21271270, 25525524, 31906905, 42542540, 51051048, 63813810, 85085080, 127627620, 255255240]

約数ペア:

[(1, 255255240), (2, 127627620), (3, 85085080), (4, 63813810), (5, 51051048), (6, 42542540), (8, 31906905), (10, 25525524), (12, 21271270), (15, 17017016), (20, 12762762), (24, 10635635), (30, 8508508), (31, 8234040), (40, 6381381), (59, 4326360), (60, 4254254), (62, 4117020), (93, 2744680), (118, 2163180), (120, 2127127), (124, 2058510), (155, 1646808), (177, 1442120), (186, 1372340), (236, 1081590), (248, 1029255), (295, 865272), (310, 823404), (354, 721060), (372, 686170), (465, 548936), (472, 540795), (590, 432636), (620, 411702), (708, 360530), (744, 343085), (885, 288424), (930, 274468), (1163, 219480), (1180, 216318), (1240, 205851), (1416, 180265), (1770, 144212), (1829, 139560), (1860, 137234), (2326, 109740), (2360, 108159), (3489, 73160), (3540, 72106), (3658, 69780), (3720, 68617), (4652, 54870), (5487, 46520), (5815, 43896), (6978, 36580), (7080, 36053), (7316, 34890), (9145, 27912), (9304, 27435), (10974, 23260), (11630, 21948), (13956, 18290), (14632, 17445)]