69933680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 172905600

約数和(自身を除く): 102971920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 278, 304, 331, 380, 556, 662, 695, 760, 1112, 1324, 1390, 1520, 1655, 2224, 2641, 2648, 2780, 3310, 5282, 5296, 5560, 6289, 6620, 10564, 11120, 12578, 13205, 13240, 21128, 25156, 26410, 26480, 31445, 42256, 46009, 50312, 52820, 62890, 92018, 100624, 105640, 125780, 184036, 211280, 230045, 251560, 368072, 460090, 503120, 736144, 874171, 920180, 1748342, 1840360, 3496684, 3680720, 4370855, 6993368, 8741710, 13986736, 17483420, 34966840, 69933680]

約数ペア:

[(1, 69933680), (2, 34966840), (4, 17483420), (5, 13986736), (8, 8741710), (10, 6993368), (16, 4370855), (19, 3680720), (20, 3496684), (38, 1840360), (40, 1748342), (76, 920180), (80, 874171), (95, 736144), (139, 503120), (152, 460090), (190, 368072), (278, 251560), (304, 230045), (331, 211280), (380, 184036), (556, 125780), (662, 105640), (695, 100624), (760, 92018), (1112, 62890), (1324, 52820), (1390, 50312), (1520, 46009), (1655, 42256), (2224, 31445), (2641, 26480), (2648, 26410), (2780, 25156), (3310, 21128), (5282, 13240), (5296, 13205), (5560, 12578), (6289, 11120), (6620, 10564)]