140304840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89939}}^1$

素因数の和:89966

約数の個数: 64

約数和(自身を含む): 453297600

約数和(自身を除く): 312992760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 89939, 179878, 269817, 359756, 449695, 539634, 719512, 899390, 1079268, 1169207, 1349085, 1798780, 2158536, 2338414, 2698170, 3507621, 3597560, 4676828, 5396340, 5846035, 7015242, 9353656, 10792680, 11692070, 14030484, 17538105, 23384140, 28060968, 35076210, 46768280, 70152420, 140304840]

約数ペア:

[(1, 140304840), (2, 70152420), (3, 46768280), (4, 35076210), (5, 28060968), (6, 23384140), (8, 17538105), (10, 14030484), (12, 11692070), (13, 10792680), (15, 9353656), (20, 7015242), (24, 5846035), (26, 5396340), (30, 4676828), (39, 3597560), (40, 3507621), (52, 2698170), (60, 2338414), (65, 2158536), (78, 1798780), (104, 1349085), (120, 1169207), (130, 1079268), (156, 899390), (195, 719512), (260, 539634), (312, 449695), (390, 359756), (520, 269817), (780, 179878), (1560, 89939)]