51288120

素因数分解:

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

素因数の和:327

約数の個数: 192

約数和(自身を含む): 185781600

約数和(自身を除く): 134493480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 169, 180, 195, 216, 234, 260, 270, 281, 312, 338, 351, 360, 390, 468, 507, 520, 540, 562, 585, 676, 702, 780, 843, 845, 936, 1014, 1080, 1124, 1170, 1352, 1404, 1405, 1521, 1560, 1686, 1690, 1755, 2028, 2248, 2340, 2529, 2535, 2808, 2810, 3042, 3372, 3380, 3510, 3653, 4056, 4215, 4563, 4680, 5058, 5070, 5620, 6084, 6744, 6760, 7020, 7306, 7587, 7605, 8430, 9126, 10116, 10140, 10959, 11240, 12168, 12645, 14040, 14612, 15174, 15210, 16860, 18252, 18265, 20232, 20280, 21918, 22815, 25290, 29224, 30348, 30420, 32877, 33720, 36504, 36530, 37935, 43836, 45630, 47489, 50580, 54795, 60696, 60840, 65754, 73060, 75870, 87672, 91260, 94978, 98631, 101160, 109590, 131508, 142467, 146120, 151740, 164385, 182520, 189956, 197262, 219180, 237445, 263016, 284934, 303480, 328770, 379912, 394524, 427401, 438360, 474890, 493155, 569868, 657540, 712335, 789048, 854802, 949780, 986310, 1139736, 1282203, 1315080, 1424670, 1709604, 1899560, 1972620, 2137005, 2564406, 2849340, 3419208, 3945240, 4274010, 5128812, 5698680, 6411015, 8548020, 10257624, 12822030, 17096040, 25644060, 51288120]

約数ペア:

[(1, 51288120), (2, 25644060), (3, 17096040), (4, 12822030), (5, 10257624), (6, 8548020), (8, 6411015), (9, 5698680), (10, 5128812), (12, 4274010), (13, 3945240), (15, 3419208), (18, 2849340), (20, 2564406), (24, 2137005), (26, 1972620), (27, 1899560), (30, 1709604), (36, 1424670), (39, 1315080), (40, 1282203), (45, 1139736), (52, 986310), (54, 949780), (60, 854802), (65, 789048), (72, 712335), (78, 657540), (90, 569868), (104, 493155), (108, 474890), (117, 438360), (120, 427401), (130, 394524), (135, 379912), (156, 328770), (169, 303480), (180, 284934), (195, 263016), (216, 237445), (234, 219180), (260, 197262), (270, 189956), (281, 182520), (312, 164385), (338, 151740), (351, 146120), (360, 142467), (390, 131508), (468, 109590), (507, 101160), (520, 98631), (540, 94978), (562, 91260), (585, 87672), (676, 75870), (702, 73060), (780, 65754), (843, 60840), (845, 60696), (936, 54795), (1014, 50580), (1080, 47489), (1124, 45630), (1170, 43836), (1352, 37935), (1404, 36530), (1405, 36504), (1521, 33720), (1560, 32877), (1686, 30420), (1690, 30348), (1755, 29224), (2028, 25290), (2248, 22815), (2340, 21918), (2529, 20280), (2535, 20232), (2808, 18265), (2810, 18252), (3042, 16860), (3372, 15210), (3380, 15174), (3510, 14612), (3653, 14040), (4056, 12645), (4215, 12168), (4563, 11240), (4680, 10959), (5058, 10140), (5070, 10116), (5620, 9126), (6084, 8430), (6744, 7605), (6760, 7587), (7020, 7306)]