164713140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1879}}^1$

素因数の和:2381

約数の個数: 72

約数和(自身を含む): 500922240

約数和(自身を除く): 336209100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487, 974, 1461, 1879, 1948, 2435, 2922, 3758, 4383, 4870, 5637, 5844, 7305, 7516, 8766, 9395, 9740, 11274, 14610, 16911, 17532, 18790, 21915, 22548, 28185, 29220, 33822, 37580, 43830, 56370, 67644, 84555, 87660, 112740, 169110, 338220, 915073, 1830146, 2745219, 3660292, 4575365, 5490438, 8235657, 9150730, 10980876, 13726095, 16471314, 18301460, 27452190, 32942628, 41178285, 54904380, 82356570, 164713140]

約数ペア:

[(1, 164713140), (2, 82356570), (3, 54904380), (4, 41178285), (5, 32942628), (6, 27452190), (9, 18301460), (10, 16471314), (12, 13726095), (15, 10980876), (18, 9150730), (20, 8235657), (30, 5490438), (36, 4575365), (45, 3660292), (60, 2745219), (90, 1830146), (180, 915073), (487, 338220), (974, 169110), (1461, 112740), (1879, 87660), (1948, 84555), (2435, 67644), (2922, 56370), (3758, 43830), (4383, 37580), (4870, 33822), (5637, 29220), (5844, 28185), (7305, 22548), (7516, 21915), (8766, 18790), (9395, 17532), (9740, 16911), (11274, 14610)]