16521278640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{20981}}^1$

素因数の和:21207

約数の個数: 160

約数和(自身を含む): 54512243136

約数和(自身を除く): 37990964496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 193, 204, 240, 255, 272, 340, 386, 408, 510, 579, 680, 772, 816, 965, 1020, 1158, 1360, 1544, 1930, 2040, 2316, 2895, 3088, 3281, 3860, 4080, 4632, 5790, 6562, 7720, 9264, 9843, 11580, 13124, 15440, 16405, 19686, 20981, 23160, 26248, 32810, 39372, 41962, 46320, 49215, 52496, 62943, 65620, 78744, 83924, 98430, 104905, 125886, 131240, 157488, 167848, 196860, 209810, 251772, 262480, 314715, 335696, 356677, 393720, 419620, 503544, 629430, 713354, 787440, 839240, 1007088, 1070031, 1258860, 1426708, 1678480, 1783385, 2140062, 2517720, 2853416, 3566770, 4049333, 4280124, 5035440, 5350155, 5706832, 7133540, 8098666, 8560248, 10700310, 12147999, 14267080, 16197332, 17120496, 20246665, 21400620, 24295998, 28534160, 32394664, 40493330, 42801240, 48591996, 60739995, 64789328, 68838661, 80986660, 85602480, 97183992, 121479990, 137677322, 161973320, 194367984, 206515983, 242959980, 275354644, 323946640, 344193305, 413031966, 485919960, 550709288, 688386610, 826063932, 971839920, 1032579915, 1101418576, 1376773220, 1652127864, 2065159830, 2753546440, 3304255728, 4130319660, 5507092880, 8260639320, 16521278640]

約数ペア:

[(1, 16521278640), (2, 8260639320), (3, 5507092880), (4, 4130319660), (5, 3304255728), (6, 2753546440), (8, 2065159830), (10, 1652127864), (12, 1376773220), (15, 1101418576), (16, 1032579915), (17, 971839920), (20, 826063932), (24, 688386610), (30, 550709288), (34, 485919960), (40, 413031966), (48, 344193305), (51, 323946640), (60, 275354644), (68, 242959980), (80, 206515983), (85, 194367984), (102, 161973320), (120, 137677322), (136, 121479990), (170, 97183992), (193, 85602480), (204, 80986660), (240, 68838661), (255, 64789328), (272, 60739995), (340, 48591996), (386, 42801240), (408, 40493330), (510, 32394664), (579, 28534160), (680, 24295998), (772, 21400620), (816, 20246665), (965, 17120496), (1020, 16197332), (1158, 14267080), (1360, 12147999), (1544, 10700310), (1930, 8560248), (2040, 8098666), (2316, 7133540), (2895, 5706832), (3088, 5350155), (3281, 5035440), (3860, 4280124), (4080, 4049333), (4632, 3566770), (5790, 2853416), (6562, 2517720), (7720, 2140062), (9264, 1783385), (9843, 1678480), (11580, 1426708), (13124, 1258860), (15440, 1070031), (16405, 1007088), (19686, 839240), (20981, 787440), (23160, 713354), (26248, 629430), (32810, 503544), (39372, 419620), (41962, 393720), (46320, 356677), (49215, 335696), (52496, 314715), (62943, 262480), (65620, 251772), (78744, 209810), (83924, 196860), (98430, 167848), (104905, 157488), (125886, 131240)]