81393120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:334

約数の個数: 192

約数和(自身を含む): 289578240

約数和(自身を除く): 208185120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 83, 90, 96, 108, 120, 135, 144, 160, 166, 180, 216, 227, 240, 249, 270, 288, 332, 360, 415, 432, 454, 480, 498, 540, 664, 681, 720, 747, 830, 864, 908, 996, 1080, 1135, 1245, 1328, 1362, 1440, 1494, 1660, 1816, 1992, 2043, 2160, 2241, 2270, 2490, 2656, 2724, 2988, 3320, 3405, 3632, 3735, 3984, 4086, 4320, 4482, 4540, 4980, 5448, 5976, 6129, 6640, 6810, 7264, 7470, 7968, 8172, 8964, 9080, 9960, 10215, 10896, 11205, 11952, 12258, 13280, 13620, 14940, 16344, 17928, 18160, 18841, 19920, 20430, 21792, 22410, 23904, 24516, 27240, 29880, 30645, 32688, 35856, 36320, 37682, 39840, 40860, 44820, 49032, 54480, 56523, 59760, 61290, 65376, 71712, 75364, 81720, 89640, 94205, 98064, 108960, 113046, 119520, 122580, 150728, 163440, 169569, 179280, 188410, 196128, 226092, 245160, 282615, 301456, 326880, 339138, 358560, 376820, 452184, 490320, 508707, 565230, 602912, 678276, 753640, 847845, 904368, 980640, 1017414, 1130460, 1356552, 1507280, 1695690, 1808736, 2034828, 2260920, 2543535, 2713104, 3014560, 3391380, 4069656, 4521840, 5087070, 5426208, 6782760, 8139312, 9043680, 10174140, 13565520, 16278624, 20348280, 27131040, 40696560, 81393120]

約数ペア:

[(1, 81393120), (2, 40696560), (3, 27131040), (4, 20348280), (5, 16278624), (6, 13565520), (8, 10174140), (9, 9043680), (10, 8139312), (12, 6782760), (15, 5426208), (16, 5087070), (18, 4521840), (20, 4069656), (24, 3391380), (27, 3014560), (30, 2713104), (32, 2543535), (36, 2260920), (40, 2034828), (45, 1808736), (48, 1695690), (54, 1507280), (60, 1356552), (72, 1130460), (80, 1017414), (83, 980640), (90, 904368), (96, 847845), (108, 753640), (120, 678276), (135, 602912), (144, 565230), (160, 508707), (166, 490320), (180, 452184), (216, 376820), (227, 358560), (240, 339138), (249, 326880), (270, 301456), (288, 282615), (332, 245160), (360, 226092), (415, 196128), (432, 188410), (454, 179280), (480, 169569), (498, 163440), (540, 150728), (664, 122580), (681, 119520), (720, 113046), (747, 108960), (830, 98064), (864, 94205), (908, 89640), (996, 81720), (1080, 75364), (1135, 71712), (1245, 65376), (1328, 61290), (1362, 59760), (1440, 56523), (1494, 54480), (1660, 49032), (1816, 44820), (1992, 40860), (2043, 39840), (2160, 37682), (2241, 36320), (2270, 35856), (2490, 32688), (2656, 30645), (2724, 29880), (2988, 27240), (3320, 24516), (3405, 23904), (3632, 22410), (3735, 21792), (3984, 20430), (4086, 19920), (4320, 18841), (4482, 18160), (4540, 17928), (4980, 16344), (5448, 14940), (5976, 13620), (6129, 13280), (6640, 12258), (6810, 11952), (7264, 11205), (7470, 10896), (7968, 10215), (8172, 9960), (8964, 9080)]