137750480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{245983}}^1$

素因数の和:246003

約数の個数: 40

約数和(自身を含む): 366024192

約数和(自身を除く): 228273712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 245983, 491966, 983932, 1229915, 1721881, 1967864, 2459830, 3443762, 3935728, 4919660, 6887524, 8609405, 9839320, 13775048, 17218810, 19678640, 27550096, 34437620, 68875240, 137750480]

約数ペア:

[(1, 137750480), (2, 68875240), (4, 34437620), (5, 27550096), (7, 19678640), (8, 17218810), (10, 13775048), (14, 9839320), (16, 8609405), (20, 6887524), (28, 4919660), (35, 3935728), (40, 3443762), (56, 2459830), (70, 1967864), (80, 1721881), (112, 1229915), (140, 983932), (280, 491966), (560, 245983)]