90453420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6361}}^1$

素因数の和:6455

約数の個数: 72

約数和(自身を含む): 277892160

約数和(自身を除く): 187438740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 6361, 7110, 12722, 14220, 19083, 25444, 31805, 38166, 57249, 63610, 76332, 95415, 114498, 127220, 190830, 228996, 286245, 381660, 502519, 572490, 1005038, 1144980, 1507557, 2010076, 2512595, 3015114, 4522671, 5025190, 6030228, 7537785, 9045342, 10050380, 15075570, 18090684, 22613355, 30151140, 45226710, 90453420]

約数ペア:

[(1, 90453420), (2, 45226710), (3, 30151140), (4, 22613355), (5, 18090684), (6, 15075570), (9, 10050380), (10, 9045342), (12, 7537785), (15, 6030228), (18, 5025190), (20, 4522671), (30, 3015114), (36, 2512595), (45, 2010076), (60, 1507557), (79, 1144980), (90, 1005038), (158, 572490), (180, 502519), (237, 381660), (316, 286245), (395, 228996), (474, 190830), (711, 127220), (790, 114498), (948, 95415), (1185, 76332), (1422, 63610), (1580, 57249), (2370, 38166), (2844, 31805), (3555, 25444), (4740, 19083), (6361, 14220), (7110, 12722)]