129855780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{953}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 394830072

約数和(自身を除く): 264974292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 757, 953, 1514, 1906, 2271, 2859, 3028, 3785, 3812, 4542, 4765, 5718, 6813, 7570, 8577, 9084, 9530, 11355, 11436, 13626, 14295, 15140, 17154, 19060, 22710, 27252, 28590, 34065, 34308, 42885, 45420, 57180, 68130, 85770, 136260, 171540, 721421, 1442842, 2164263, 2885684, 3607105, 4328526, 6492789, 7214210, 8657052, 10821315, 12985578, 14428420, 21642630, 25971156, 32463945, 43285260, 64927890, 129855780]

約数ペア:

[(1, 129855780), (2, 64927890), (3, 43285260), (4, 32463945), (5, 25971156), (6, 21642630), (9, 14428420), (10, 12985578), (12, 10821315), (15, 8657052), (18, 7214210), (20, 6492789), (30, 4328526), (36, 3607105), (45, 2885684), (60, 2164263), (90, 1442842), (180, 721421), (757, 171540), (953, 136260), (1514, 85770), (1906, 68130), (2271, 57180), (2859, 45420), (3028, 42885), (3785, 34308), (3812, 34065), (4542, 28590), (4765, 27252), (5718, 22710), (6813, 19060), (7570, 17154), (8577, 15140), (9084, 14295), (9530, 13626), (11355, 11436)]