71129040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2719}}^1$

素因数の和:2844

約数の個数: 80

約数和(自身を含む): 222604800

約数和(自身を除く): 151475760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 2719, 3270, 4360, 5232, 5438, 6540, 8157, 8720, 10876, 13080, 13595, 16314, 21752, 26160, 27190, 32628, 40785, 43504, 54380, 65256, 81570, 108760, 130512, 163140, 217520, 296371, 326280, 592742, 652560, 889113, 1185484, 1481855, 1778226, 2370968, 2963710, 3556452, 4445565, 4741936, 5927420, 7112904, 8891130, 11854840, 14225808, 17782260, 23709680, 35564520, 71129040]

約数ペア:

[(1, 71129040), (2, 35564520), (3, 23709680), (4, 17782260), (5, 14225808), (6, 11854840), (8, 8891130), (10, 7112904), (12, 5927420), (15, 4741936), (16, 4445565), (20, 3556452), (24, 2963710), (30, 2370968), (40, 1778226), (48, 1481855), (60, 1185484), (80, 889113), (109, 652560), (120, 592742), (218, 326280), (240, 296371), (327, 217520), (436, 163140), (545, 130512), (654, 108760), (872, 81570), (1090, 65256), (1308, 54380), (1635, 43504), (1744, 40785), (2180, 32628), (2616, 27190), (2719, 26160), (3270, 21752), (4360, 16314), (5232, 13595), (5438, 13080), (6540, 10876), (8157, 8720)]