71511804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 226017792

約数和(自身を除く): 154505988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 83, 84, 91, 117, 126, 156, 166, 182, 234, 249, 252, 263, 273, 332, 364, 468, 498, 526, 546, 581, 747, 789, 819, 996, 1052, 1079, 1092, 1162, 1494, 1578, 1638, 1743, 1841, 2158, 2324, 2367, 2988, 3156, 3237, 3276, 3419, 3486, 3682, 4316, 4734, 5229, 5523, 6474, 6838, 6972, 7364, 7553, 9468, 9711, 10257, 10458, 11046, 12948, 13676, 15106, 16569, 19422, 20514, 20916, 21829, 22092, 22659, 23933, 30212, 30771, 33138, 38844, 41028, 43658, 45318, 47866, 61542, 65487, 66276, 67977, 71799, 87316, 90636, 95732, 123084, 130974, 135954, 143598, 152803, 196461, 215397, 261948, 271908, 283777, 287196, 305606, 392922, 430794, 458409, 567554, 611212, 785844, 851331, 861588, 916818, 1135108, 1375227, 1702662, 1833636, 1986439, 2553993, 2750454, 3405324, 3972878, 5107986, 5500908, 5959317, 7945756, 10215972, 11918634, 17877951, 23837268, 35755902, 71511804]

約数ペア:

[(1, 71511804), (2, 35755902), (3, 23837268), (4, 17877951), (6, 11918634), (7, 10215972), (9, 7945756), (12, 5959317), (13, 5500908), (14, 5107986), (18, 3972878), (21, 3405324), (26, 2750454), (28, 2553993), (36, 1986439), (39, 1833636), (42, 1702662), (52, 1375227), (63, 1135108), (78, 916818), (83, 861588), (84, 851331), (91, 785844), (117, 611212), (126, 567554), (156, 458409), (166, 430794), (182, 392922), (234, 305606), (249, 287196), (252, 283777), (263, 271908), (273, 261948), (332, 215397), (364, 196461), (468, 152803), (498, 143598), (526, 135954), (546, 130974), (581, 123084), (747, 95732), (789, 90636), (819, 87316), (996, 71799), (1052, 67977), (1079, 66276), (1092, 65487), (1162, 61542), (1494, 47866), (1578, 45318), (1638, 43658), (1743, 41028), (1841, 38844), (2158, 33138), (2324, 30771), (2367, 30212), (2988, 23933), (3156, 22659), (3237, 22092), (3276, 21829), (3419, 20916), (3486, 20514), (3682, 19422), (4316, 16569), (4734, 15106), (5229, 13676), (5523, 12948), (6474, 11046), (6838, 10458), (6972, 10257), (7364, 9711), (7553, 9468)]