85104720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{409}}^1$

素因数の和:462

約数の個数: 180

約数和(自身を含む): 304353660

約数和(自身を除く): 219248940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 289, 306, 340, 360, 408, 409, 510, 578, 612, 680, 720, 765, 816, 818, 867, 1020, 1156, 1224, 1227, 1360, 1445, 1530, 1636, 1734, 2040, 2045, 2312, 2448, 2454, 2601, 2890, 3060, 3272, 3468, 3681, 4080, 4090, 4335, 4624, 4908, 5202, 5780, 6120, 6135, 6544, 6936, 6953, 7362, 8180, 8670, 9816, 10404, 11560, 12240, 12270, 13005, 13872, 13906, 14724, 16360, 17340, 18405, 19632, 20808, 20859, 23120, 24540, 26010, 27812, 29448, 32720, 34680, 34765, 36810, 41616, 41718, 49080, 52020, 55624, 58896, 62577, 69360, 69530, 73620, 83436, 98160, 104040, 104295, 111248, 118201, 125154, 139060, 147240, 166872, 208080, 208590, 236402, 250308, 278120, 294480, 312885, 333744, 354603, 417180, 472804, 500616, 556240, 591005, 625770, 709206, 834360, 945608, 1001232, 1063809, 1182010, 1251540, 1418412, 1668720, 1773015, 1891216, 2127618, 2364020, 2503080, 2836824, 3546030, 4255236, 4728040, 5006160, 5319045, 5673648, 7092060, 8510472, 9456080, 10638090, 14184120, 17020944, 21276180, 28368240, 42552360, 85104720]

約数ペア:

[(1, 85104720), (2, 42552360), (3, 28368240), (4, 21276180), (5, 17020944), (6, 14184120), (8, 10638090), (9, 9456080), (10, 8510472), (12, 7092060), (15, 5673648), (16, 5319045), (17, 5006160), (18, 4728040), (20, 4255236), (24, 3546030), (30, 2836824), (34, 2503080), (36, 2364020), (40, 2127618), (45, 1891216), (48, 1773015), (51, 1668720), (60, 1418412), (68, 1251540), (72, 1182010), (80, 1063809), (85, 1001232), (90, 945608), (102, 834360), (120, 709206), (136, 625770), (144, 591005), (153, 556240), (170, 500616), (180, 472804), (204, 417180), (240, 354603), (255, 333744), (272, 312885), (289, 294480), (306, 278120), (340, 250308), (360, 236402), (408, 208590), (409, 208080), (510, 166872), (578, 147240), (612, 139060), (680, 125154), (720, 118201), (765, 111248), (816, 104295), (818, 104040), (867, 98160), (1020, 83436), (1156, 73620), (1224, 69530), (1227, 69360), (1360, 62577), (1445, 58896), (1530, 55624), (1636, 52020), (1734, 49080), (2040, 41718), (2045, 41616), (2312, 36810), (2448, 34765), (2454, 34680), (2601, 32720), (2890, 29448), (3060, 27812), (3272, 26010), (3468, 24540), (3681, 23120), (4080, 20859), (4090, 20808), (4335, 19632), (4624, 18405), (4908, 17340), (5202, 16360), (5780, 14724), (6120, 13906), (6135, 13872), (6544, 13005), (6936, 12270), (6953, 12240), (7362, 11560), (8180, 10404), (8670, 9816)]