217252440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 725727600

約数和(自身を除く): 508475160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 359, 360, 369, 410, 492, 615, 718, 738, 820, 984, 1077, 1230, 1436, 1476, 1640, 1681, 1795, 1845, 2154, 2460, 2872, 2952, 3231, 3362, 3590, 3690, 4308, 4920, 5043, 5385, 6462, 6724, 7180, 7380, 8405, 8616, 10086, 10770, 12924, 13448, 14360, 14719, 14760, 15129, 16155, 16810, 20172, 21540, 25215, 25848, 29438, 30258, 32310, 33620, 40344, 43080, 44157, 50430, 58876, 60516, 64620, 67240, 73595, 75645, 88314, 100860, 117752, 121032, 129240, 132471, 147190, 151290, 176628, 201720, 220785, 264942, 294380, 302580, 353256, 441570, 529884, 588760, 603479, 605160, 662355, 883140, 1059768, 1206958, 1324710, 1766280, 1810437, 2413916, 2649420, 3017395, 3620874, 4827832, 5298840, 5431311, 6034790, 7241748, 9052185, 10862622, 12069580, 14483496, 18104370, 21725244, 24139160, 27156555, 36208740, 43450488, 54313110, 72417480, 108626220, 217252440]

約数ペア:

[(1, 217252440), (2, 108626220), (3, 72417480), (4, 54313110), (5, 43450488), (6, 36208740), (8, 27156555), (9, 24139160), (10, 21725244), (12, 18104370), (15, 14483496), (18, 12069580), (20, 10862622), (24, 9052185), (30, 7241748), (36, 6034790), (40, 5431311), (41, 5298840), (45, 4827832), (60, 3620874), (72, 3017395), (82, 2649420), (90, 2413916), (120, 1810437), (123, 1766280), (164, 1324710), (180, 1206958), (205, 1059768), (246, 883140), (328, 662355), (359, 605160), (360, 603479), (369, 588760), (410, 529884), (492, 441570), (615, 353256), (718, 302580), (738, 294380), (820, 264942), (984, 220785), (1077, 201720), (1230, 176628), (1436, 151290), (1476, 147190), (1640, 132471), (1681, 129240), (1795, 121032), (1845, 117752), (2154, 100860), (2460, 88314), (2872, 75645), (2952, 73595), (3231, 67240), (3362, 64620), (3590, 60516), (3690, 58876), (4308, 50430), (4920, 44157), (5043, 43080), (5385, 40344), (6462, 33620), (6724, 32310), (7180, 30258), (7380, 29438), (8405, 25848), (8616, 25215), (10086, 21540), (10770, 20172), (12924, 16810), (13448, 16155), (14360, 15129), (14719, 14760)]