139709560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{367}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 326430720

約数和(自身を除く): 186721160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 307, 310, 367, 614, 620, 734, 1228, 1240, 1468, 1535, 1835, 2456, 2936, 3070, 3670, 6140, 7340, 9517, 11377, 12280, 14680, 19034, 22754, 38068, 45508, 47585, 56885, 76136, 91016, 95170, 112669, 113770, 190340, 225338, 227540, 380680, 450676, 455080, 563345, 901352, 1126690, 2253380, 3492739, 4506760, 6985478, 13970956, 17463695, 27941912, 34927390, 69854780, 139709560]

約数ペア:

[(1, 139709560), (2, 69854780), (4, 34927390), (5, 27941912), (8, 17463695), (10, 13970956), (20, 6985478), (31, 4506760), (40, 3492739), (62, 2253380), (124, 1126690), (155, 901352), (248, 563345), (307, 455080), (310, 450676), (367, 380680), (614, 227540), (620, 225338), (734, 190340), (1228, 113770), (1240, 112669), (1468, 95170), (1535, 91016), (1835, 76136), (2456, 56885), (2936, 47585), (3070, 45508), (3670, 38068), (6140, 22754), (7340, 19034), (9517, 14680), (11377, 12280)]