128669730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{612713}}^1$

素因数の和:612730

約数の個数: 32

約数和(自身を含む): 352923264

約数和(自身を除く): 224253534

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 612713, 1225426, 1838139, 3063565, 3676278, 4288991, 6127130, 8577982, 9190695, 12866973, 18381390, 21444955, 25733946, 42889910, 64334865, 128669730]

約数ペア:

[(1, 128669730), (2, 64334865), (3, 42889910), (5, 25733946), (6, 21444955), (7, 18381390), (10, 12866973), (14, 9190695), (15, 8577982), (21, 6127130), (30, 4288991), (35, 3676278), (42, 3063565), (70, 1838139), (105, 1225426), (210, 612713)]