84638008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 213696000

約数和(自身を除く): 129057992

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 29, 38, 52, 56, 58, 76, 91, 104, 116, 133, 152, 182, 203, 211, 232, 247, 266, 364, 377, 406, 422, 494, 532, 551, 728, 754, 812, 844, 988, 1064, 1102, 1477, 1508, 1624, 1688, 1729, 1976, 2204, 2639, 2743, 2954, 3016, 3458, 3857, 4009, 4408, 5278, 5486, 5908, 6119, 6916, 7163, 7714, 8018, 10556, 10972, 11816, 12238, 13832, 14326, 15428, 16036, 19201, 21112, 21944, 24476, 28063, 28652, 30856, 32072, 38402, 42833, 48952, 50141, 52117, 56126, 57304, 76804, 79547, 85666, 100282, 104234, 112252, 116261, 153608, 159094, 171332, 200564, 208468, 224504, 232522, 318188, 342664, 364819, 401128, 416936, 465044, 556829, 636376, 729638, 813827, 930088, 1113658, 1459276, 1511393, 1627654, 2227316, 2918552, 3022786, 3255308, 4454632, 6045572, 6510616, 10579751, 12091144, 21159502, 42319004, 84638008]

約数ペア:

[(1, 84638008), (2, 42319004), (4, 21159502), (7, 12091144), (8, 10579751), (13, 6510616), (14, 6045572), (19, 4454632), (26, 3255308), (28, 3022786), (29, 2918552), (38, 2227316), (52, 1627654), (56, 1511393), (58, 1459276), (76, 1113658), (91, 930088), (104, 813827), (116, 729638), (133, 636376), (152, 556829), (182, 465044), (203, 416936), (211, 401128), (232, 364819), (247, 342664), (266, 318188), (364, 232522), (377, 224504), (406, 208468), (422, 200564), (494, 171332), (532, 159094), (551, 153608), (728, 116261), (754, 112252), (812, 104234), (844, 100282), (988, 85666), (1064, 79547), (1102, 76804), (1477, 57304), (1508, 56126), (1624, 52117), (1688, 50141), (1729, 48952), (1976, 42833), (2204, 38402), (2639, 32072), (2743, 30856), (2954, 28652), (3016, 28063), (3458, 24476), (3857, 21944), (4009, 21112), (4408, 19201), (5278, 16036), (5486, 15428), (5908, 14326), (6119, 13832), (6916, 12238), (7163, 11816), (7714, 10972), (8018, 10556)]