155919420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1879}}^1$

素因数の和:2355

約数の個数: 72

約数和(自身を含む): 474233760

約数和(自身を除く): 318314340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 922, 1383, 1844, 1879, 2305, 2766, 3758, 4149, 4610, 5532, 5637, 6915, 7516, 8298, 9220, 9395, 11274, 13830, 16596, 16911, 18790, 20745, 22548, 27660, 28185, 33822, 37580, 41490, 56370, 67644, 82980, 84555, 112740, 169110, 338220, 866219, 1732438, 2598657, 3464876, 4331095, 5197314, 7795971, 8662190, 10394628, 12993285, 15591942, 17324380, 25986570, 31183884, 38979855, 51973140, 77959710, 155919420]

約数ペア:

[(1, 155919420), (2, 77959710), (3, 51973140), (4, 38979855), (5, 31183884), (6, 25986570), (9, 17324380), (10, 15591942), (12, 12993285), (15, 10394628), (18, 8662190), (20, 7795971), (30, 5197314), (36, 4331095), (45, 3464876), (60, 2598657), (90, 1732438), (180, 866219), (461, 338220), (922, 169110), (1383, 112740), (1844, 84555), (1879, 82980), (2305, 67644), (2766, 56370), (3758, 41490), (4149, 37580), (4610, 33822), (5532, 28185), (5637, 27660), (6915, 22548), (7516, 20745), (8298, 18790), (9220, 16911), (9395, 16596), (11274, 13830)]