81169470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:710

約数の個数: 96

約数和(自身を含む): 222842880

約数和(自身を除く): 141673410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 47, 62, 90, 93, 94, 141, 155, 186, 235, 279, 282, 310, 423, 465, 470, 558, 619, 705, 846, 930, 1238, 1395, 1410, 1457, 1857, 2115, 2790, 2914, 3095, 3714, 4230, 4371, 5571, 6190, 7285, 8742, 9285, 11142, 13113, 14570, 18570, 19189, 21855, 26226, 27855, 29093, 38378, 43710, 55710, 57567, 58186, 65565, 87279, 95945, 115134, 131130, 145465, 172701, 174558, 191890, 261837, 287835, 290930, 345402, 436395, 523674, 575670, 863505, 872790, 901883, 1309185, 1727010, 1803766, 2618370, 2705649, 4509415, 5411298, 8116947, 9018830, 13528245, 16233894, 27056490, 40584735, 81169470]

約数ペア:

[(1, 81169470), (2, 40584735), (3, 27056490), (5, 16233894), (6, 13528245), (9, 9018830), (10, 8116947), (15, 5411298), (18, 4509415), (30, 2705649), (31, 2618370), (45, 1803766), (47, 1727010), (62, 1309185), (90, 901883), (93, 872790), (94, 863505), (141, 575670), (155, 523674), (186, 436395), (235, 345402), (279, 290930), (282, 287835), (310, 261837), (423, 191890), (465, 174558), (470, 172701), (558, 145465), (619, 131130), (705, 115134), (846, 95945), (930, 87279), (1238, 65565), (1395, 58186), (1410, 57567), (1457, 55710), (1857, 43710), (2115, 38378), (2790, 29093), (2914, 27855), (3095, 26226), (3714, 21855), (4230, 19189), (4371, 18570), (5571, 14570), (6190, 13113), (7285, 11142), (8742, 9285)]