78675420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19571}}^1$

素因数の和:19650

約数の個数: 48

約数和(自身を含む): 223590528

約数和(自身を除く): 144915108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 19571, 39142, 58713, 78284, 97855, 117426, 195710, 234852, 293565, 391420, 587130, 1174260, 1311257, 2622514, 3933771, 5245028, 6556285, 7867542, 13112570, 15735084, 19668855, 26225140, 39337710, 78675420]

約数ペア:

[(1, 78675420), (2, 39337710), (3, 26225140), (4, 19668855), (5, 15735084), (6, 13112570), (10, 7867542), (12, 6556285), (15, 5245028), (20, 3933771), (30, 2622514), (60, 1311257), (67, 1174260), (134, 587130), (201, 391420), (268, 293565), (335, 234852), (402, 195710), (670, 117426), (804, 97855), (1005, 78284), (1340, 58713), (2010, 39142), (4020, 19571)]