81331080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23371}}^1$

素因数の和:23414

約数の個数: 64

約数和(自身を含む): 252417600

約数和(自身を除く): 171086520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 23371, 46742, 70113, 93484, 116855, 140226, 186968, 233710, 280452, 350565, 467420, 560904, 677759, 701130, 934840, 1355518, 1402260, 2033277, 2711036, 2804520, 3388795, 4066554, 5422072, 6777590, 8133108, 10166385, 13555180, 16266216, 20332770, 27110360, 40665540, 81331080]

約数ペア:

[(1, 81331080), (2, 40665540), (3, 27110360), (4, 20332770), (5, 16266216), (6, 13555180), (8, 10166385), (10, 8133108), (12, 6777590), (15, 5422072), (20, 4066554), (24, 3388795), (29, 2804520), (30, 2711036), (40, 2033277), (58, 1402260), (60, 1355518), (87, 934840), (116, 701130), (120, 677759), (145, 560904), (174, 467420), (232, 350565), (290, 280452), (348, 233710), (435, 186968), (580, 140226), (696, 116855), (870, 93484), (1160, 70113), (1740, 46742), (3480, 23371)]