167985280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8467}}^1$

素因数の和:8517

約数の個数: 64

約数和(自身を含む): 414593280

約数和(自身を除く): 246608000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 8467, 9920, 16934, 19840, 33868, 42335, 67736, 84670, 135472, 169340, 262477, 270944, 338680, 524954, 541888, 677360, 1049908, 1083776, 1312385, 1354720, 2099816, 2624770, 2709440, 4199632, 5249540, 5418880, 8399264, 10499080, 16798528, 20998160, 33597056, 41996320, 83992640, 167985280]

約数ペア:

[(1, 167985280), (2, 83992640), (4, 41996320), (5, 33597056), (8, 20998160), (10, 16798528), (16, 10499080), (20, 8399264), (31, 5418880), (32, 5249540), (40, 4199632), (62, 2709440), (64, 2624770), (80, 2099816), (124, 1354720), (128, 1312385), (155, 1083776), (160, 1049908), (248, 677360), (310, 541888), (320, 524954), (496, 338680), (620, 270944), (640, 262477), (992, 169340), (1240, 135472), (1984, 84670), (2480, 67736), (3968, 42335), (4960, 33868), (8467, 19840), (9920, 16934)]