81805464

素因数分解:

$2^3\times 3^6\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 168

約数和(自身を含む): 252023940

約数和(自身を除く): 170218476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 83, 104, 108, 117, 156, 162, 166, 169, 216, 234, 243, 249, 312, 324, 332, 338, 351, 468, 486, 498, 507, 648, 664, 676, 702, 729, 747, 936, 972, 996, 1014, 1053, 1079, 1352, 1404, 1458, 1494, 1521, 1944, 1992, 2028, 2106, 2158, 2241, 2808, 2916, 2988, 3042, 3159, 3237, 4056, 4212, 4316, 4482, 4563, 5832, 5976, 6084, 6318, 6474, 6723, 8424, 8632, 8964, 9126, 9477, 9711, 12168, 12636, 12948, 13446, 13689, 14027, 17928, 18252, 18954, 19422, 20169, 25272, 25896, 26892, 27378, 28054, 29133, 36504, 37908, 38844, 40338, 41067, 42081, 53784, 54756, 56108, 58266, 60507, 75816, 77688, 80676, 82134, 84162, 87399, 109512, 112216, 116532, 121014, 123201, 126243, 161352, 164268, 168324, 174798, 233064, 242028, 246402, 252486, 262197, 328536, 336648, 349596, 378729, 484056, 492804, 504972, 524394, 699192, 757458, 786591, 985608, 1009944, 1048788, 1136187, 1514916, 1573182, 2097576, 2272374, 3029832, 3146364, 3408561, 4544748, 6292728, 6817122, 9089496, 10225683, 13634244, 20451366, 27268488, 40902732, 81805464]

約数ペア:

[(1, 81805464), (2, 40902732), (3, 27268488), (4, 20451366), (6, 13634244), (8, 10225683), (9, 9089496), (12, 6817122), (13, 6292728), (18, 4544748), (24, 3408561), (26, 3146364), (27, 3029832), (36, 2272374), (39, 2097576), (52, 1573182), (54, 1514916), (72, 1136187), (78, 1048788), (81, 1009944), (83, 985608), (104, 786591), (108, 757458), (117, 699192), (156, 524394), (162, 504972), (166, 492804), (169, 484056), (216, 378729), (234, 349596), (243, 336648), (249, 328536), (312, 262197), (324, 252486), (332, 246402), (338, 242028), (351, 233064), (468, 174798), (486, 168324), (498, 164268), (507, 161352), (648, 126243), (664, 123201), (676, 121014), (702, 116532), (729, 112216), (747, 109512), (936, 87399), (972, 84162), (996, 82134), (1014, 80676), (1053, 77688), (1079, 75816), (1352, 60507), (1404, 58266), (1458, 56108), (1494, 54756), (1521, 53784), (1944, 42081), (1992, 41067), (2028, 40338), (2106, 38844), (2158, 37908), (2241, 36504), (2808, 29133), (2916, 28054), (2988, 27378), (3042, 26892), (3159, 25896), (3237, 25272), (4056, 20169), (4212, 19422), (4316, 18954), (4482, 18252), (4563, 17928), (5832, 14027), (5976, 13689), (6084, 13446), (6318, 12948), (6474, 12636), (6723, 12168), (8424, 9711), (8632, 9477), (8964, 9126)]