68384160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:328

約数の個数: 216

約数和(自身を含む): 253591884

約数和(自身を除く): 185207724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 281, 288, 312, 338, 360, 390, 416, 468, 480, 507, 520, 562, 585, 624, 676, 720, 780, 843, 845, 936, 1014, 1040, 1124, 1170, 1248, 1352, 1405, 1440, 1521, 1560, 1686, 1690, 1872, 2028, 2080, 2248, 2340, 2529, 2535, 2704, 2810, 3042, 3120, 3372, 3380, 3653, 3744, 4056, 4215, 4496, 4680, 5058, 5070, 5408, 5620, 6084, 6240, 6744, 6760, 7306, 7605, 8112, 8430, 8992, 9360, 10116, 10140, 10959, 11240, 12168, 12645, 13488, 13520, 14612, 15210, 16224, 16860, 18265, 18720, 20232, 20280, 21918, 22480, 24336, 25290, 26976, 27040, 29224, 30420, 32877, 33720, 36530, 40464, 40560, 43836, 44960, 47489, 48672, 50580, 54795, 58448, 60840, 65754, 67440, 73060, 80928, 81120, 87672, 94978, 101160, 109590, 116896, 121680, 131508, 134880, 142467, 146120, 164385, 175344, 189956, 202320, 219180, 237445, 243360, 263016, 284934, 292240, 328770, 350688, 379912, 404640, 427401, 438360, 474890, 526032, 569868, 584480, 657540, 712335, 759824, 854802, 876720, 949780, 1052064, 1139736, 1315080, 1424670, 1519648, 1709604, 1753440, 1899560, 2137005, 2279472, 2630160, 2849340, 3419208, 3799120, 4274010, 4558944, 5260320, 5698680, 6838416, 7598240, 8548020, 11397360, 13676832, 17096040, 22794720, 34192080, 68384160]

約数ペア:

[(1, 68384160), (2, 34192080), (3, 22794720), (4, 17096040), (5, 13676832), (6, 11397360), (8, 8548020), (9, 7598240), (10, 6838416), (12, 5698680), (13, 5260320), (15, 4558944), (16, 4274010), (18, 3799120), (20, 3419208), (24, 2849340), (26, 2630160), (30, 2279472), (32, 2137005), (36, 1899560), (39, 1753440), (40, 1709604), (45, 1519648), (48, 1424670), (52, 1315080), (60, 1139736), (65, 1052064), (72, 949780), (78, 876720), (80, 854802), (90, 759824), (96, 712335), (104, 657540), (117, 584480), (120, 569868), (130, 526032), (144, 474890), (156, 438360), (160, 427401), (169, 404640), (180, 379912), (195, 350688), (208, 328770), (234, 292240), (240, 284934), (260, 263016), (281, 243360), (288, 237445), (312, 219180), (338, 202320), (360, 189956), (390, 175344), (416, 164385), (468, 146120), (480, 142467), (507, 134880), (520, 131508), (562, 121680), (585, 116896), (624, 109590), (676, 101160), (720, 94978), (780, 87672), (843, 81120), (845, 80928), (936, 73060), (1014, 67440), (1040, 65754), (1124, 60840), (1170, 58448), (1248, 54795), (1352, 50580), (1405, 48672), (1440, 47489), (1521, 44960), (1560, 43836), (1686, 40560), (1690, 40464), (1872, 36530), (2028, 33720), (2080, 32877), (2248, 30420), (2340, 29224), (2529, 27040), (2535, 26976), (2704, 25290), (2810, 24336), (3042, 22480), (3120, 21918), (3372, 20280), (3380, 20232), (3653, 18720), (3744, 18265), (4056, 16860), (4215, 16224), (4496, 15210), (4680, 14612), (5058, 13520), (5070, 13488), (5408, 12645), (5620, 12168), (6084, 11240), (6240, 10959), (6744, 10140), (6760, 10116), (7306, 9360), (7605, 8992), (8112, 8430)]