61338760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 165888000

約数和(自身を除く): 104549240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 59, 70, 79, 94, 118, 140, 158, 188, 235, 236, 280, 295, 316, 329, 376, 395, 413, 470, 472, 553, 590, 632, 658, 790, 826, 940, 1106, 1180, 1316, 1580, 1645, 1652, 1880, 2065, 2212, 2360, 2632, 2765, 2773, 3160, 3290, 3304, 3713, 4130, 4424, 4661, 5530, 5546, 6580, 7426, 8260, 9322, 11060, 11092, 13160, 13865, 14852, 16520, 18565, 18644, 19411, 22120, 22184, 23305, 25991, 27730, 29704, 32627, 37130, 37288, 38822, 46610, 51982, 55460, 65254, 74260, 77644, 93220, 97055, 103964, 110920, 129955, 130508, 148520, 155288, 163135, 186440, 194110, 207928, 219067, 259910, 261016, 326270, 388220, 438134, 519820, 652540, 776440, 876268, 1039640, 1095335, 1305080, 1533469, 1752536, 2190670, 3066938, 4381340, 6133876, 7667345, 8762680, 12267752, 15334690, 30669380, 61338760]

約数ペア:

[(1, 61338760), (2, 30669380), (4, 15334690), (5, 12267752), (7, 8762680), (8, 7667345), (10, 6133876), (14, 4381340), (20, 3066938), (28, 2190670), (35, 1752536), (40, 1533469), (47, 1305080), (56, 1095335), (59, 1039640), (70, 876268), (79, 776440), (94, 652540), (118, 519820), (140, 438134), (158, 388220), (188, 326270), (235, 261016), (236, 259910), (280, 219067), (295, 207928), (316, 194110), (329, 186440), (376, 163135), (395, 155288), (413, 148520), (470, 130508), (472, 129955), (553, 110920), (590, 103964), (632, 97055), (658, 93220), (790, 77644), (826, 74260), (940, 65254), (1106, 55460), (1180, 51982), (1316, 46610), (1580, 38822), (1645, 37288), (1652, 37130), (1880, 32627), (2065, 29704), (2212, 27730), (2360, 25991), (2632, 23305), (2765, 22184), (2773, 22120), (3160, 19411), (3290, 18644), (3304, 18565), (3713, 16520), (4130, 14852), (4424, 13865), (4661, 13160), (5530, 11092), (5546, 11060), (6580, 9322), (7426, 8260)]