180590960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1446

約数の個数: 80

約数和(自身を含む): 461220480

約数和(自身を除く): 280629520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 163, 176, 220, 326, 440, 652, 815, 880, 1259, 1304, 1630, 1793, 2518, 2608, 3260, 3586, 5036, 6295, 6520, 7172, 8965, 10072, 12590, 13040, 13849, 14344, 17930, 20144, 25180, 27698, 28688, 35860, 50360, 55396, 69245, 71720, 100720, 110792, 138490, 143440, 205217, 221584, 276980, 410434, 553960, 820868, 1026085, 1107920, 1641736, 2052170, 2257387, 3283472, 4104340, 4514774, 8208680, 9029548, 11286935, 16417360, 18059096, 22573870, 36118192, 45147740, 90295480, 180590960]

約数ペア:

[(1, 180590960), (2, 90295480), (4, 45147740), (5, 36118192), (8, 22573870), (10, 18059096), (11, 16417360), (16, 11286935), (20, 9029548), (22, 8208680), (40, 4514774), (44, 4104340), (55, 3283472), (80, 2257387), (88, 2052170), (110, 1641736), (163, 1107920), (176, 1026085), (220, 820868), (326, 553960), (440, 410434), (652, 276980), (815, 221584), (880, 205217), (1259, 143440), (1304, 138490), (1630, 110792), (1793, 100720), (2518, 71720), (2608, 69245), (3260, 55396), (3586, 50360), (5036, 35860), (6295, 28688), (6520, 27698), (7172, 25180), (8965, 20144), (10072, 17930), (12590, 14344), (13040, 13849)]