81134520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12757}}^1$

素因数の和:12824

約数の個数: 64

約数和(自身を含む): 248015520

約数和(自身を除く): 166881000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 6360, 12757, 25514, 38271, 51028, 63785, 76542, 102056, 127570, 153084, 191355, 255140, 306168, 382710, 510280, 676121, 765420, 1352242, 1530840, 2028363, 2704484, 3380605, 4056726, 5408968, 6761210, 8113452, 10141815, 13522420, 16226904, 20283630, 27044840, 40567260, 81134520]

約数ペア:

[(1, 81134520), (2, 40567260), (3, 27044840), (4, 20283630), (5, 16226904), (6, 13522420), (8, 10141815), (10, 8113452), (12, 6761210), (15, 5408968), (20, 4056726), (24, 3380605), (30, 2704484), (40, 2028363), (53, 1530840), (60, 1352242), (106, 765420), (120, 676121), (159, 510280), (212, 382710), (265, 306168), (318, 255140), (424, 191355), (530, 153084), (636, 127570), (795, 102056), (1060, 76542), (1272, 63785), (1590, 51028), (2120, 38271), (3180, 25514), (6360, 12757)]