388531416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4339}}^1$

素因数の和:4409

約数の個数: 128

約数和(自身を含む): 1224921600

約数和(自身を除く): 836390184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 41, 42, 52, 56, 78, 82, 84, 91, 104, 123, 156, 164, 168, 182, 246, 273, 287, 312, 328, 364, 492, 533, 546, 574, 728, 861, 984, 1066, 1092, 1148, 1599, 1722, 2132, 2184, 2296, 3198, 3444, 3731, 4264, 4339, 6396, 6888, 7462, 8678, 11193, 12792, 13017, 14924, 17356, 22386, 26034, 29848, 30373, 34712, 44772, 52068, 56407, 60746, 89544, 91119, 104136, 112814, 121492, 169221, 177899, 182238, 225628, 242984, 338442, 355798, 364476, 394849, 451256, 533697, 676884, 711596, 728952, 789698, 1067394, 1184547, 1245293, 1353768, 1423192, 1579396, 2134788, 2312687, 2369094, 2490586, 3158792, 3735879, 4269576, 4625374, 4738188, 4981172, 6938061, 7471758, 9250748, 9476376, 9962344, 13876122, 14943516, 16188809, 18501496, 27752244, 29887032, 32377618, 48566427, 55504488, 64755236, 97132854, 129510472, 194265708, 388531416]

約数ペア:

[(1, 388531416), (2, 194265708), (3, 129510472), (4, 97132854), (6, 64755236), (7, 55504488), (8, 48566427), (12, 32377618), (13, 29887032), (14, 27752244), (21, 18501496), (24, 16188809), (26, 14943516), (28, 13876122), (39, 9962344), (41, 9476376), (42, 9250748), (52, 7471758), (56, 6938061), (78, 4981172), (82, 4738188), (84, 4625374), (91, 4269576), (104, 3735879), (123, 3158792), (156, 2490586), (164, 2369094), (168, 2312687), (182, 2134788), (246, 1579396), (273, 1423192), (287, 1353768), (312, 1245293), (328, 1184547), (364, 1067394), (492, 789698), (533, 728952), (546, 711596), (574, 676884), (728, 533697), (861, 451256), (984, 394849), (1066, 364476), (1092, 355798), (1148, 338442), (1599, 242984), (1722, 225628), (2132, 182238), (2184, 177899), (2296, 169221), (3198, 121492), (3444, 112814), (3731, 104136), (4264, 91119), (4339, 89544), (6396, 60746), (6888, 56407), (7462, 52068), (8678, 44772), (11193, 34712), (12792, 30373), (13017, 29848), (14924, 26034), (17356, 22386)]