221681040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1039}}^1$

素因数の和:1189

約数の個数: 160

約数和(自身を含む): 792330240

約数和(自身を除く): 570649200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 127, 140, 168, 210, 240, 254, 280, 336, 381, 420, 508, 560, 635, 762, 840, 889, 1016, 1039, 1270, 1524, 1680, 1778, 1905, 2032, 2078, 2540, 2667, 3048, 3117, 3556, 3810, 4156, 4445, 5080, 5195, 5334, 6096, 6234, 7112, 7273, 7620, 8312, 8890, 10160, 10390, 10668, 12468, 13335, 14224, 14546, 15240, 15585, 16624, 17780, 20780, 21336, 21819, 24936, 26670, 29092, 30480, 31170, 35560, 36365, 41560, 42672, 43638, 49872, 53340, 58184, 62340, 71120, 72730, 83120, 87276, 106680, 109095, 116368, 124680, 131953, 145460, 174552, 213360, 218190, 249360, 263906, 290920, 349104, 395859, 436380, 527812, 581840, 659765, 791718, 872760, 923671, 1055624, 1319530, 1583436, 1745520, 1847342, 1979295, 2111248, 2639060, 2771013, 3166872, 3694684, 3958590, 4618355, 5278120, 5542026, 6333744, 7389368, 7917180, 9236710, 10556240, 11084052, 13855065, 14778736, 15834360, 18473420, 22168104, 27710130, 31668720, 36946840, 44336208, 55420260, 73893680, 110840520, 221681040]

約数ペア:

[(1, 221681040), (2, 110840520), (3, 73893680), (4, 55420260), (5, 44336208), (6, 36946840), (7, 31668720), (8, 27710130), (10, 22168104), (12, 18473420), (14, 15834360), (15, 14778736), (16, 13855065), (20, 11084052), (21, 10556240), (24, 9236710), (28, 7917180), (30, 7389368), (35, 6333744), (40, 5542026), (42, 5278120), (48, 4618355), (56, 3958590), (60, 3694684), (70, 3166872), (80, 2771013), (84, 2639060), (105, 2111248), (112, 1979295), (120, 1847342), (127, 1745520), (140, 1583436), (168, 1319530), (210, 1055624), (240, 923671), (254, 872760), (280, 791718), (336, 659765), (381, 581840), (420, 527812), (508, 436380), (560, 395859), (635, 349104), (762, 290920), (840, 263906), (889, 249360), (1016, 218190), (1039, 213360), (1270, 174552), (1524, 145460), (1680, 131953), (1778, 124680), (1905, 116368), (2032, 109095), (2078, 106680), (2540, 87276), (2667, 83120), (3048, 72730), (3117, 71120), (3556, 62340), (3810, 58184), (4156, 53340), (4445, 49872), (5080, 43638), (5195, 42672), (5334, 41560), (6096, 36365), (6234, 35560), (7112, 31170), (7273, 30480), (7620, 29092), (8312, 26670), (8890, 24936), (10160, 21819), (10390, 21336), (10668, 20780), (12468, 17780), (13335, 16624), (14224, 15585), (14546, 15240)]