648124440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2953}}^1$

素因数の和:3057

約数の個数: 128

約数和(自身を含む): 2041804800

約数和(自身を除く): 1393680360

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, 1180, 1240, 1416, 1770, 1829, 1860, 2360, 2953, 3540, 3658, 3720, 5487, 5906, 7080, 7316, 8859, 9145, 10974, 11812, 14632, 14765, 17718, 18290, 21948, 23624, 27435, 29530, 35436, 36580, 43896, 44295, 54870, 59060, 70872, 73160, 88590, 91543, 109740, 118120, 174227, 177180, 183086, 219480, 274629, 348454, 354360, 366172, 457715, 522681, 549258, 696908, 732344, 871135, 915430, 1045362, 1098516, 1373145, 1393816, 1742270, 1830860, 2090724, 2197032, 2613405, 2746290, 3484540, 3661720, 4181448, 5226810, 5401037, 5492580, 6969080, 10453620, 10802074, 10985160, 16203111, 20907240, 21604148, 27005185, 32406222, 43208296, 54010370, 64812444, 81015555, 108020740, 129624888, 162031110, 216041480, 324062220, 648124440]

約数ペア:

[(1, 648124440), (2, 324062220), (3, 216041480), (4, 162031110), (5, 129624888), (6, 108020740), (8, 81015555), (10, 64812444), (12, 54010370), (15, 43208296), (20, 32406222), (24, 27005185), (30, 21604148), (31, 20907240), (40, 16203111), (59, 10985160), (60, 10802074), (62, 10453620), (93, 6969080), (118, 5492580), (120, 5401037), (124, 5226810), (155, 4181448), (177, 3661720), (186, 3484540), (236, 2746290), (248, 2613405), (295, 2197032), (310, 2090724), (354, 1830860), (372, 1742270), (465, 1393816), (472, 1373145), (590, 1098516), (620, 1045362), (708, 915430), (744, 871135), (885, 732344), (930, 696908), (1180, 549258), (1240, 522681), (1416, 457715), (1770, 366172), (1829, 354360), (1860, 348454), (2360, 274629), (2953, 219480), (3540, 183086), (3658, 177180), (3720, 174227), (5487, 118120), (5906, 109740), (7080, 91543), (7316, 88590), (8859, 73160), (9145, 70872), (10974, 59060), (11812, 54870), (14632, 44295), (14765, 43896), (17718, 36580), (18290, 35436), (21948, 29530), (23624, 27435)]