489554160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7937}}^1$

素因数の和:8210

約数の個数: 80

約数和(自身を含む): 1523714976

約数和(自身を除く): 1034160816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 4112, 5140, 6168, 7710, 7937, 10280, 12336, 15420, 15874, 20560, 23811, 30840, 31748, 39685, 47622, 61680, 63496, 79370, 95244, 119055, 126992, 158740, 190488, 238110, 317480, 380976, 476220, 634960, 952440, 1904880, 2039809, 4079618, 6119427, 8159236, 10199045, 12238854, 16318472, 20398090, 24477708, 30597135, 32636944, 40796180, 48955416, 61194270, 81592360, 97910832, 122388540, 163184720, 244777080, 489554160]

約数ペア:

[(1, 489554160), (2, 244777080), (3, 163184720), (4, 122388540), (5, 97910832), (6, 81592360), (8, 61194270), (10, 48955416), (12, 40796180), (15, 32636944), (16, 30597135), (20, 24477708), (24, 20398090), (30, 16318472), (40, 12238854), (48, 10199045), (60, 8159236), (80, 6119427), (120, 4079618), (240, 2039809), (257, 1904880), (514, 952440), (771, 634960), (1028, 476220), (1285, 380976), (1542, 317480), (2056, 238110), (2570, 190488), (3084, 158740), (3855, 126992), (4112, 119055), (5140, 95244), (6168, 79370), (7710, 63496), (7937, 61680), (10280, 47622), (12336, 39685), (15420, 31748), (15874, 30840), (20560, 23811)]