78802080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:571

約数の個数: 192

約数和(自身を含む): 290304000

約数和(自身を除く): 211501920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 210, 224, 235, 240, 280, 282, 329, 336, 376, 420, 470, 480, 499, 560, 564, 658, 672, 705, 752, 840, 940, 987, 998, 1120, 1128, 1316, 1410, 1497, 1504, 1645, 1680, 1880, 1974, 1996, 2256, 2495, 2632, 2820, 2994, 3290, 3360, 3493, 3760, 3948, 3992, 4512, 4935, 4990, 5264, 5640, 5988, 6580, 6986, 7485, 7520, 7896, 7984, 9870, 9980, 10479, 10528, 11280, 11976, 13160, 13972, 14970, 15792, 15968, 17465, 19740, 19960, 20958, 22560, 23453, 23952, 26320, 27944, 29940, 31584, 34930, 39480, 39920, 41916, 46906, 47904, 52395, 52640, 55888, 59880, 69860, 70359, 78960, 79840, 83832, 93812, 104790, 111776, 117265, 119760, 139720, 140718, 157920, 164171, 167664, 187624, 209580, 234530, 239520, 279440, 281436, 328342, 335328, 351795, 375248, 419160, 469060, 492513, 558880, 562872, 656684, 703590, 750496, 820855, 838320, 938120, 985026, 1125744, 1313368, 1407180, 1641710, 1676640, 1876240, 1970052, 2251488, 2462565, 2626736, 2814360, 3283420, 3752480, 3940104, 4925130, 5253472, 5628720, 6566840, 7880208, 9850260, 11257440, 13133680, 15760416, 19700520, 26267360, 39401040, 78802080]

約数ペア:

[(1, 78802080), (2, 39401040), (3, 26267360), (4, 19700520), (5, 15760416), (6, 13133680), (7, 11257440), (8, 9850260), (10, 7880208), (12, 6566840), (14, 5628720), (15, 5253472), (16, 4925130), (20, 3940104), (21, 3752480), (24, 3283420), (28, 2814360), (30, 2626736), (32, 2462565), (35, 2251488), (40, 1970052), (42, 1876240), (47, 1676640), (48, 1641710), (56, 1407180), (60, 1313368), (70, 1125744), (80, 985026), (84, 938120), (94, 838320), (96, 820855), (105, 750496), (112, 703590), (120, 656684), (140, 562872), (141, 558880), (160, 492513), (168, 469060), (188, 419160), (210, 375248), (224, 351795), (235, 335328), (240, 328342), (280, 281436), (282, 279440), (329, 239520), (336, 234530), (376, 209580), (420, 187624), (470, 167664), (480, 164171), (499, 157920), (560, 140718), (564, 139720), (658, 119760), (672, 117265), (705, 111776), (752, 104790), (840, 93812), (940, 83832), (987, 79840), (998, 78960), (1120, 70359), (1128, 69860), (1316, 59880), (1410, 55888), (1497, 52640), (1504, 52395), (1645, 47904), (1680, 46906), (1880, 41916), (1974, 39920), (1996, 39480), (2256, 34930), (2495, 31584), (2632, 29940), (2820, 27944), (2994, 26320), (3290, 23952), (3360, 23453), (3493, 22560), (3760, 20958), (3948, 19960), (3992, 19740), (4512, 17465), (4935, 15968), (4990, 15792), (5264, 14970), (5640, 13972), (5988, 13160), (6580, 11976), (6986, 11280), (7485, 10528), (7520, 10479), (7896, 9980), (7984, 9870)]