686878320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4451}}^1$

素因数の和:5110

約数の個数: 80

約数和(自身を含む): 2133113472

約数和(自身を除く): 1446235152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 643, 1286, 1929, 2572, 3215, 3858, 4451, 5144, 6430, 7716, 8902, 9645, 10288, 12860, 13353, 15432, 17804, 19290, 22255, 25720, 26706, 30864, 35608, 38580, 44510, 51440, 53412, 66765, 71216, 77160, 89020, 106824, 133530, 154320, 178040, 213648, 267060, 356080, 534120, 1068240, 2861993, 5723986, 8585979, 11447972, 14309965, 17171958, 22895944, 28619930, 34343916, 42929895, 45791888, 57239860, 68687832, 85859790, 114479720, 137375664, 171719580, 228959440, 343439160, 686878320]

約数ペア:

[(1, 686878320), (2, 343439160), (3, 228959440), (4, 171719580), (5, 137375664), (6, 114479720), (8, 85859790), (10, 68687832), (12, 57239860), (15, 45791888), (16, 42929895), (20, 34343916), (24, 28619930), (30, 22895944), (40, 17171958), (48, 14309965), (60, 11447972), (80, 8585979), (120, 5723986), (240, 2861993), (643, 1068240), (1286, 534120), (1929, 356080), (2572, 267060), (3215, 213648), (3858, 178040), (4451, 154320), (5144, 133530), (6430, 106824), (7716, 89020), (8902, 77160), (9645, 71216), (10288, 66765), (12860, 53412), (13353, 51440), (15432, 44510), (17804, 38580), (19290, 35608), (22255, 30864), (25720, 26706)]