90112240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 223699968

約数和(自身を除く): 133587728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 340, 346, 383, 680, 692, 766, 865, 1360, 1384, 1532, 1730, 1915, 2768, 2941, 3064, 3460, 3830, 5882, 6128, 6511, 6920, 7660, 11764, 13022, 13840, 14705, 15320, 23528, 26044, 29410, 30640, 32555, 47056, 52088, 58820, 65110, 66259, 104176, 117640, 130220, 132518, 235280, 260440, 265036, 331295, 520880, 530072, 662590, 1060144, 1126403, 1325180, 2252806, 2650360, 4505612, 5300720, 5632015, 9011224, 11264030, 18022448, 22528060, 45056120, 90112240]

約数ペア:

[(1, 90112240), (2, 45056120), (4, 22528060), (5, 18022448), (8, 11264030), (10, 9011224), (16, 5632015), (17, 5300720), (20, 4505612), (34, 2650360), (40, 2252806), (68, 1325180), (80, 1126403), (85, 1060144), (136, 662590), (170, 530072), (173, 520880), (272, 331295), (340, 265036), (346, 260440), (383, 235280), (680, 132518), (692, 130220), (766, 117640), (865, 104176), (1360, 66259), (1384, 65110), (1532, 58820), (1730, 52088), (1915, 47056), (2768, 32555), (2941, 30640), (3064, 29410), (3460, 26044), (3830, 23528), (5882, 15320), (6128, 14705), (6511, 13840), (6920, 13022), (7660, 11764)]