1891576640

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:640

約数の個数: 112

約数和(自身を含む): 4593214080

約数和(自身を除く): 2701637440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 229, 311, 320, 332, 415, 458, 622, 664, 830, 916, 1145, 1244, 1328, 1555, 1660, 1832, 2290, 2488, 2656, 3110, 3320, 3664, 4580, 4976, 5312, 6220, 6640, 7328, 9160, 9952, 12440, 13280, 14656, 18320, 19007, 19904, 24880, 25813, 26560, 36640, 38014, 49760, 51626, 71219, 73280, 76028, 95035, 99520, 103252, 129065, 142438, 152056, 190070, 206504, 258130, 284876, 304112, 356095, 380140, 413008, 516260, 569752, 608224, 712190, 760280, 826016, 1032520, 1139504, 1216448, 1424380, 1520560, 1652032, 2065040, 2279008, 2848760, 3041120, 4130080, 4558016, 5697520, 5911177, 6082240, 8260160, 11395040, 11822354, 22790080, 23644708, 29555885, 47289416, 59111770, 94578832, 118223540, 189157664, 236447080, 378315328, 472894160, 945788320, 1891576640]

約数ペア:

[(1, 1891576640), (2, 945788320), (4, 472894160), (5, 378315328), (8, 236447080), (10, 189157664), (16, 118223540), (20, 94578832), (32, 59111770), (40, 47289416), (64, 29555885), (80, 23644708), (83, 22790080), (160, 11822354), (166, 11395040), (229, 8260160), (311, 6082240), (320, 5911177), (332, 5697520), (415, 4558016), (458, 4130080), (622, 3041120), (664, 2848760), (830, 2279008), (916, 2065040), (1145, 1652032), (1244, 1520560), (1328, 1424380), (1555, 1216448), (1660, 1139504), (1832, 1032520), (2290, 826016), (2488, 760280), (2656, 712190), (3110, 608224), (3320, 569752), (3664, 516260), (4580, 413008), (4976, 380140), (5312, 356095), (6220, 304112), (6640, 284876), (7328, 258130), (9160, 206504), (9952, 190070), (12440, 152056), (13280, 142438), (14656, 129065), (18320, 103252), (19007, 99520), (19904, 95035), (24880, 76028), (25813, 73280), (26560, 71219), (36640, 51626), (38014, 49760)]