31782520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 94556160

約数和(自身を除く): 62773640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 607, 616, 680, 748, 770, 935, 952, 1190, 1214, 1309, 1496, 1540, 1870, 2380, 2428, 2618, 3035, 3080, 3740, 4249, 4760, 4856, 5236, 6070, 6545, 6677, 7480, 8498, 10319, 10472, 12140, 13090, 13354, 16996, 20638, 21245, 24280, 26180, 26708, 33385, 33992, 41276, 42490, 46739, 51595, 52360, 53416, 66770, 72233, 82552, 84980, 93478, 103190, 113509, 133540, 144466, 169960, 186956, 206380, 227018, 233695, 267080, 288932, 361165, 373912, 412760, 454036, 467390, 567545, 577864, 722330, 794563, 908072, 934780, 1135090, 1444660, 1589126, 1869560, 2270180, 2889320, 3178252, 3972815, 4540360, 6356504, 7945630, 15891260, 31782520]

約数ペア:

[(1, 31782520), (2, 15891260), (4, 7945630), (5, 6356504), (7, 4540360), (8, 3972815), (10, 3178252), (11, 2889320), (14, 2270180), (17, 1869560), (20, 1589126), (22, 1444660), (28, 1135090), (34, 934780), (35, 908072), (40, 794563), (44, 722330), (55, 577864), (56, 567545), (68, 467390), (70, 454036), (77, 412760), (85, 373912), (88, 361165), (110, 288932), (119, 267080), (136, 233695), (140, 227018), (154, 206380), (170, 186956), (187, 169960), (220, 144466), (238, 133540), (280, 113509), (308, 103190), (340, 93478), (374, 84980), (385, 82552), (440, 72233), (476, 66770), (595, 53416), (607, 52360), (616, 51595), (680, 46739), (748, 42490), (770, 41276), (935, 33992), (952, 33385), (1190, 26708), (1214, 26180), (1309, 24280), (1496, 21245), (1540, 20638), (1870, 16996), (2380, 13354), (2428, 13090), (2618, 12140), (3035, 10472), (3080, 10319), (3740, 8498), (4249, 7480), (4760, 6677), (4856, 6545), (5236, 6070)]