404768640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12401}}^1$

素因数の和:12440

約数の個数: 128

約数和(自身を含む): 1366204320

約数和(自身を除く): 961435680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 4080, 5440, 6528, 8160, 10880, 12401, 16320, 24802, 32640, 37203, 49604, 62005, 74406, 99208, 124010, 148812, 186015, 198416, 210817, 248020, 297624, 372030, 396832, 421634, 496040, 595248, 632451, 744060, 793664, 843268, 992080, 1054085, 1190496, 1264902, 1488120, 1587328, 1686536, 1984160, 2108170, 2380992, 2529804, 2976240, 3162255, 3373072, 3968320, 4216340, 4761984, 5059608, 5952480, 6324510, 6746144, 7936640, 8432680, 10119216, 11904960, 12649020, 13492288, 16865360, 20238432, 23809920, 25298040, 26984576, 33730720, 40476864, 50596080, 67461440, 80953728, 101192160, 134922880, 202384320, 404768640]

約数ペア:

[(1, 404768640), (2, 202384320), (3, 134922880), (4, 101192160), (5, 80953728), (6, 67461440), (8, 50596080), (10, 40476864), (12, 33730720), (15, 26984576), (16, 25298040), (17, 23809920), (20, 20238432), (24, 16865360), (30, 13492288), (32, 12649020), (34, 11904960), (40, 10119216), (48, 8432680), (51, 7936640), (60, 6746144), (64, 6324510), (68, 5952480), (80, 5059608), (85, 4761984), (96, 4216340), (102, 3968320), (120, 3373072), (128, 3162255), (136, 2976240), (160, 2529804), (170, 2380992), (192, 2108170), (204, 1984160), (240, 1686536), (255, 1587328), (272, 1488120), (320, 1264902), (340, 1190496), (384, 1054085), (408, 992080), (480, 843268), (510, 793664), (544, 744060), (640, 632451), (680, 595248), (816, 496040), (960, 421634), (1020, 396832), (1088, 372030), (1360, 297624), (1632, 248020), (1920, 210817), (2040, 198416), (2176, 186015), (2720, 148812), (3264, 124010), (4080, 99208), (5440, 74406), (6528, 62005), (8160, 49604), (10880, 37203), (12401, 32640), (16320, 24802)]