647597664

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2311}}^1$

素因数の和:2473

約数の個数: 144

約数和(自身を含む): 2120751360

約数和(自身を除く): 1473153696

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 139, 144, 168, 224, 252, 278, 288, 336, 417, 504, 556, 672, 834, 973, 1008, 1112, 1251, 1668, 1946, 2016, 2224, 2311, 2502, 2919, 3336, 3892, 4448, 4622, 5004, 5838, 6672, 6933, 7784, 8757, 9244, 10008, 11676, 13344, 13866, 15568, 16177, 17514, 18488, 20016, 20799, 23352, 27732, 31136, 32354, 35028, 36976, 40032, 41598, 46704, 48531, 55464, 64708, 70056, 73952, 83196, 93408, 97062, 110928, 129416, 140112, 145593, 166392, 194124, 221856, 258832, 280224, 291186, 321229, 332784, 388248, 517664, 582372, 642458, 665568, 776496, 963687, 1164744, 1284916, 1552992, 1927374, 2248603, 2329488, 2569832, 2891061, 3854748, 4497206, 4658976, 5139664, 5782122, 6745809, 7709496, 8994412, 10279328, 11564244, 13491618, 15418992, 17988824, 20237427, 23128488, 26983236, 30837984, 35977648, 40474854, 46256976, 53966472, 71955296, 80949708, 92513952, 107932944, 161899416, 215865888, 323798832, 647597664]

約数ペア:

[(1, 647597664), (2, 323798832), (3, 215865888), (4, 161899416), (6, 107932944), (7, 92513952), (8, 80949708), (9, 71955296), (12, 53966472), (14, 46256976), (16, 40474854), (18, 35977648), (21, 30837984), (24, 26983236), (28, 23128488), (32, 20237427), (36, 17988824), (42, 15418992), (48, 13491618), (56, 11564244), (63, 10279328), (72, 8994412), (84, 7709496), (96, 6745809), (112, 5782122), (126, 5139664), (139, 4658976), (144, 4497206), (168, 3854748), (224, 2891061), (252, 2569832), (278, 2329488), (288, 2248603), (336, 1927374), (417, 1552992), (504, 1284916), (556, 1164744), (672, 963687), (834, 776496), (973, 665568), (1008, 642458), (1112, 582372), (1251, 517664), (1668, 388248), (1946, 332784), (2016, 321229), (2224, 291186), (2311, 280224), (2502, 258832), (2919, 221856), (3336, 194124), (3892, 166392), (4448, 145593), (4622, 140112), (5004, 129416), (5838, 110928), (6672, 97062), (6933, 93408), (7784, 83196), (8757, 73952), (9244, 70056), (10008, 64708), (11676, 55464), (13344, 48531), (13866, 46704), (15568, 41598), (16177, 40032), (17514, 36976), (18488, 35028), (20016, 32354), (20799, 31136), (23352, 27732)]