66517320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17881}}^1$

素因数の和:17926

約数の個数: 64

約数和(自身を含む): 206000640

約数和(自身を除く): 139483320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 17881, 35762, 53643, 71524, 89405, 107286, 143048, 178810, 214572, 268215, 357620, 429144, 536430, 554311, 715240, 1072860, 1108622, 1662933, 2145720, 2217244, 2771555, 3325866, 4434488, 5543110, 6651732, 8314665, 11086220, 13303464, 16629330, 22172440, 33258660, 66517320]

約数ペア:

[(1, 66517320), (2, 33258660), (3, 22172440), (4, 16629330), (5, 13303464), (6, 11086220), (8, 8314665), (10, 6651732), (12, 5543110), (15, 4434488), (20, 3325866), (24, 2771555), (30, 2217244), (31, 2145720), (40, 1662933), (60, 1108622), (62, 1072860), (93, 715240), (120, 554311), (124, 536430), (155, 429144), (186, 357620), (248, 268215), (310, 214572), (372, 178810), (465, 143048), (620, 107286), (744, 89405), (930, 71524), (1240, 53643), (1860, 35762), (3720, 17881)]