127989280

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3347}}^1$

素因数の和:3601

約数の個数: 48

約数和(自身を含む): 303730560

約数和(自身を除く): 175741280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 2390, 3347, 3824, 4780, 6694, 7648, 9560, 13388, 16735, 19120, 26776, 33470, 38240, 53552, 66940, 107104, 133880, 267760, 535520, 799933, 1599866, 3199732, 3999665, 6399464, 7999330, 12798928, 15998660, 25597856, 31997320, 63994640, 127989280]

約数ペア:

[(1, 127989280), (2, 63994640), (4, 31997320), (5, 25597856), (8, 15998660), (10, 12798928), (16, 7999330), (20, 6399464), (32, 3999665), (40, 3199732), (80, 1599866), (160, 799933), (239, 535520), (478, 267760), (956, 133880), (1195, 107104), (1912, 66940), (2390, 53552), (3347, 38240), (3824, 33470), (4780, 26776), (6694, 19120), (7648, 16735), (9560, 13388)]