155540720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{84533}}^1$

素因数の和:84569

約数の個数: 40

約数和(自身を含む): 377359776

約数和(自身を除く): 221819056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 84533, 169066, 338132, 422665, 676264, 845330, 1352528, 1690660, 1944259, 3381320, 3888518, 6762640, 7777036, 9721295, 15554072, 19442590, 31108144, 38885180, 77770360, 155540720]

約数ペア:

[(1, 155540720), (2, 77770360), (4, 38885180), (5, 31108144), (8, 19442590), (10, 15554072), (16, 9721295), (20, 7777036), (23, 6762640), (40, 3888518), (46, 3381320), (80, 1944259), (92, 1690660), (115, 1352528), (184, 845330), (230, 676264), (368, 422665), (460, 338132), (920, 169066), (1840, 84533)]