391219320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{15451}}^1$

素因数の和:15676

約数の個数: 64

約数和(自身を含む): 1179296640

約数和(自身を除く): 788077320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 12660, 15451, 25320, 30902, 46353, 61804, 77255, 92706, 123608, 154510, 185412, 231765, 309020, 370824, 463530, 618040, 927060, 1854120, 3260161, 6520322, 9780483, 13040644, 16300805, 19560966, 26081288, 32601610, 39121932, 48902415, 65203220, 78243864, 97804830, 130406440, 195609660, 391219320]

約数ペア:

[(1, 391219320), (2, 195609660), (3, 130406440), (4, 97804830), (5, 78243864), (6, 65203220), (8, 48902415), (10, 39121932), (12, 32601610), (15, 26081288), (20, 19560966), (24, 16300805), (30, 13040644), (40, 9780483), (60, 6520322), (120, 3260161), (211, 1854120), (422, 927060), (633, 618040), (844, 463530), (1055, 370824), (1266, 309020), (1688, 231765), (2110, 185412), (2532, 154510), (3165, 123608), (4220, 92706), (5064, 77255), (6330, 61804), (8440, 46353), (12660, 30902), (15451, 25320)]