205152480

素因数分解:

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

素因数の和:331

約数の個数: 288

約数和(自身を含む): 780282720

約数和(自身を除く): 575130240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 169, 180, 195, 208, 216, 234, 240, 260, 270, 281, 288, 312, 338, 351, 360, 390, 416, 432, 468, 480, 507, 520, 540, 562, 585, 624, 676, 702, 720, 780, 843, 845, 864, 936, 1014, 1040, 1080, 1124, 1170, 1248, 1352, 1404, 1405, 1440, 1521, 1560, 1686, 1690, 1755, 1872, 2028, 2080, 2160, 2248, 2340, 2529, 2535, 2704, 2808, 2810, 3042, 3120, 3372, 3380, 3510, 3653, 3744, 4056, 4215, 4320, 4496, 4563, 4680, 5058, 5070, 5408, 5616, 5620, 6084, 6240, 6744, 6760, 7020, 7306, 7587, 7605, 8112, 8430, 8992, 9126, 9360, 10116, 10140, 10959, 11232, 11240, 12168, 12645, 13488, 13520, 14040, 14612, 15174, 15210, 16224, 16860, 18252, 18265, 18720, 20232, 20280, 21918, 22480, 22815, 24336, 25290, 26976, 27040, 28080, 29224, 30348, 30420, 32877, 33720, 36504, 36530, 37935, 40464, 40560, 43836, 44960, 45630, 47489, 48672, 50580, 54795, 56160, 58448, 60696, 60840, 65754, 67440, 73008, 73060, 75870, 80928, 81120, 87672, 91260, 94978, 98631, 101160, 109590, 116896, 121392, 121680, 131508, 134880, 142467, 146016, 146120, 151740, 164385, 175344, 182520, 189956, 197262, 202320, 219180, 237445, 242784, 243360, 263016, 284934, 292240, 303480, 328770, 350688, 365040, 379912, 394524, 404640, 427401, 438360, 474890, 493155, 526032, 569868, 584480, 606960, 657540, 712335, 730080, 759824, 789048, 854802, 876720, 949780, 986310, 1052064, 1139736, 1213920, 1282203, 1315080, 1424670, 1519648, 1578096, 1709604, 1753440, 1899560, 1972620, 2137005, 2279472, 2564406, 2630160, 2849340, 3156192, 3419208, 3799120, 3945240, 4274010, 4558944, 5128812, 5260320, 5698680, 6411015, 6838416, 7598240, 7890480, 8548020, 10257624, 11397360, 12822030, 13676832, 15780960, 17096040, 20515248, 22794720, 25644060, 34192080, 41030496, 51288120, 68384160, 102576240, 205152480]

約数ペア:

[(1, 205152480), (2, 102576240), (3, 68384160), (4, 51288120), (5, 41030496), (6, 34192080), (8, 25644060), (9, 22794720), (10, 20515248), (12, 17096040), (13, 15780960), (15, 13676832), (16, 12822030), (18, 11397360), (20, 10257624), (24, 8548020), (26, 7890480), (27, 7598240), (30, 6838416), (32, 6411015), (36, 5698680), (39, 5260320), (40, 5128812), (45, 4558944), (48, 4274010), (52, 3945240), (54, 3799120), (60, 3419208), (65, 3156192), (72, 2849340), (78, 2630160), (80, 2564406), (90, 2279472), (96, 2137005), (104, 1972620), (108, 1899560), (117, 1753440), (120, 1709604), (130, 1578096), (135, 1519648), (144, 1424670), (156, 1315080), (160, 1282203), (169, 1213920), (180, 1139736), (195, 1052064), (208, 986310), (216, 949780), (234, 876720), (240, 854802), (260, 789048), (270, 759824), (281, 730080), (288, 712335), (312, 657540), (338, 606960), (351, 584480), (360, 569868), (390, 526032), (416, 493155), (432, 474890), (468, 438360), (480, 427401), (507, 404640), (520, 394524), (540, 379912), (562, 365040), (585, 350688), (624, 328770), (676, 303480), (702, 292240), (720, 284934), (780, 263016), (843, 243360), (845, 242784), (864, 237445), (936, 219180), (1014, 202320), (1040, 197262), (1080, 189956), (1124, 182520), (1170, 175344), (1248, 164385), (1352, 151740), (1404, 146120), (1405, 146016), (1440, 142467), (1521, 134880), (1560, 131508), (1686, 121680), (1690, 121392), (1755, 116896), (1872, 109590), (2028, 101160), (2080, 98631), (2160, 94978), (2248, 91260), (2340, 87672), (2529, 81120), (2535, 80928), (2704, 75870), (2808, 73060), (2810, 73008), (3042, 67440), (3120, 65754), (3372, 60840), (3380, 60696), (3510, 58448), (3653, 56160), (3744, 54795), (4056, 50580), (4215, 48672), (4320, 47489), (4496, 45630), (4563, 44960), (4680, 43836), (5058, 40560), (5070, 40464), (5408, 37935), (5616, 36530), (5620, 36504), (6084, 33720), (6240, 32877), (6744, 30420), (6760, 30348), (7020, 29224), (7306, 28080), (7587, 27040), (7605, 26976), (8112, 25290), (8430, 24336), (8992, 22815), (9126, 22480), (9360, 21918), (10116, 20280), (10140, 20232), (10959, 18720), (11232, 18265), (11240, 18252), (12168, 16860), (12645, 16224), (13488, 15210), (13520, 15174), (14040, 14612)]