198517080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:469

約数の個数: 128

約数和(自身を含む): 616351680

約数和(自身を除く): 417834600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 157, 164, 205, 246, 257, 314, 328, 410, 471, 492, 514, 615, 628, 771, 785, 820, 942, 984, 1028, 1230, 1256, 1285, 1542, 1570, 1640, 1884, 2056, 2355, 2460, 2570, 3084, 3140, 3768, 3855, 4710, 4920, 5140, 6168, 6280, 6437, 7710, 9420, 10280, 10537, 12874, 15420, 18840, 19311, 21074, 25748, 30840, 31611, 32185, 38622, 40349, 42148, 51496, 52685, 63222, 64370, 77244, 80698, 84296, 96555, 105370, 121047, 126444, 128740, 154488, 158055, 161396, 193110, 201745, 210740, 242094, 252888, 257480, 316110, 322792, 386220, 403490, 421480, 484188, 605235, 632220, 772440, 806980, 968376, 1210470, 1264440, 1613960, 1654309, 2420940, 3308618, 4841880, 4962927, 6617236, 8271545, 9925854, 13234472, 16543090, 19851708, 24814635, 33086180, 39703416, 49629270, 66172360, 99258540, 198517080]

約数ペア:

[(1, 198517080), (2, 99258540), (3, 66172360), (4, 49629270), (5, 39703416), (6, 33086180), (8, 24814635), (10, 19851708), (12, 16543090), (15, 13234472), (20, 9925854), (24, 8271545), (30, 6617236), (40, 4962927), (41, 4841880), (60, 3308618), (82, 2420940), (120, 1654309), (123, 1613960), (157, 1264440), (164, 1210470), (205, 968376), (246, 806980), (257, 772440), (314, 632220), (328, 605235), (410, 484188), (471, 421480), (492, 403490), (514, 386220), (615, 322792), (628, 316110), (771, 257480), (785, 252888), (820, 242094), (942, 210740), (984, 201745), (1028, 193110), (1230, 161396), (1256, 158055), (1285, 154488), (1542, 128740), (1570, 126444), (1640, 121047), (1884, 105370), (2056, 96555), (2355, 84296), (2460, 80698), (2570, 77244), (3084, 64370), (3140, 63222), (3768, 52685), (3855, 51496), (4710, 42148), (4920, 40349), (5140, 38622), (6168, 32185), (6280, 31611), (6437, 30840), (7710, 25748), (9420, 21074), (10280, 19311), (10537, 18840), (12874, 15420)]