81224460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9601}}^1$

素因数の和:9663

約数の個数: 72

約数和(自身を含む): 251649216

約数和(自身を除く): 170424756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 9601, 19202, 28803, 38404, 48005, 57606, 86409, 96010, 115212, 144015, 172818, 192020, 288030, 345636, 432045, 451247, 576060, 864090, 902494, 1353741, 1728180, 1804988, 2256235, 2707482, 4061223, 4512470, 5414964, 6768705, 8122446, 9024940, 13537410, 16244892, 20306115, 27074820, 40612230, 81224460]

約数ペア:

[(1, 81224460), (2, 40612230), (3, 27074820), (4, 20306115), (5, 16244892), (6, 13537410), (9, 9024940), (10, 8122446), (12, 6768705), (15, 5414964), (18, 4512470), (20, 4061223), (30, 2707482), (36, 2256235), (45, 1804988), (47, 1728180), (60, 1353741), (90, 902494), (94, 864090), (141, 576060), (180, 451247), (188, 432045), (235, 345636), (282, 288030), (423, 192020), (470, 172818), (564, 144015), (705, 115212), (846, 96010), (940, 86409), (1410, 57606), (1692, 48005), (2115, 38404), (2820, 28803), (4230, 19202), (8460, 9601)]