161245320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 498700800

約数和(自身を除く): 337455480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 79, 120, 146, 158, 219, 233, 237, 292, 316, 365, 395, 438, 466, 474, 584, 632, 699, 730, 790, 876, 932, 948, 1095, 1165, 1185, 1398, 1460, 1580, 1752, 1864, 1896, 2190, 2330, 2370, 2796, 2920, 3160, 3495, 4380, 4660, 4740, 5592, 5767, 6990, 8760, 9320, 9480, 11534, 13980, 17009, 17301, 18407, 23068, 27960, 28835, 34018, 34602, 36814, 46136, 51027, 55221, 57670, 68036, 69204, 73628, 85045, 86505, 92035, 102054, 110442, 115340, 136072, 138408, 147256, 170090, 173010, 184070, 204108, 220884, 230680, 255135, 276105, 340180, 346020, 368140, 408216, 441768, 510270, 552210, 680360, 692040, 736280, 1020540, 1104420, 1343711, 2041080, 2208840, 2687422, 4031133, 5374844, 6718555, 8062266, 10749688, 13437110, 16124532, 20155665, 26874220, 32249064, 40311330, 53748440, 80622660, 161245320]

約数ペア:

[(1, 161245320), (2, 80622660), (3, 53748440), (4, 40311330), (5, 32249064), (6, 26874220), (8, 20155665), (10, 16124532), (12, 13437110), (15, 10749688), (20, 8062266), (24, 6718555), (30, 5374844), (40, 4031133), (60, 2687422), (73, 2208840), (79, 2041080), (120, 1343711), (146, 1104420), (158, 1020540), (219, 736280), (233, 692040), (237, 680360), (292, 552210), (316, 510270), (365, 441768), (395, 408216), (438, 368140), (466, 346020), (474, 340180), (584, 276105), (632, 255135), (699, 230680), (730, 220884), (790, 204108), (876, 184070), (932, 173010), (948, 170090), (1095, 147256), (1165, 138408), (1185, 136072), (1398, 115340), (1460, 110442), (1580, 102054), (1752, 92035), (1864, 86505), (1896, 85045), (2190, 73628), (2330, 69204), (2370, 68036), (2796, 57670), (2920, 55221), (3160, 51027), (3495, 46136), (4380, 36814), (4660, 34602), (4740, 34018), (5592, 28835), (5767, 27960), (6990, 23068), (8760, 18407), (9320, 17301), (9480, 17009), (11534, 13980)]