80080728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 128

約数和(自身を含む): 253317120

約数和(自身を除く): 173236392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 364, 444, 481, 518, 546, 728, 777, 888, 962, 991, 1036, 1092, 1443, 1554, 1924, 1982, 2072, 2184, 2886, 2973, 3108, 3367, 3848, 3964, 5772, 5946, 6216, 6734, 6937, 7928, 10101, 11544, 11892, 12883, 13468, 13874, 20202, 20811, 23784, 25766, 26936, 27748, 36667, 38649, 40404, 41622, 51532, 55496, 73334, 77298, 80808, 83244, 90181, 103064, 110001, 146668, 154596, 166488, 180362, 220002, 256669, 270543, 293336, 309192, 360724, 440004, 476671, 513338, 541086, 721448, 770007, 880008, 953342, 1026676, 1082172, 1430013, 1540014, 1906684, 2053352, 2164344, 2860026, 3080028, 3336697, 3813368, 5720052, 6160056, 6673394, 10010091, 11440104, 13346788, 20020182, 26693576, 40040364, 80080728]

約数ペア:

[(1, 80080728), (2, 40040364), (3, 26693576), (4, 20020182), (6, 13346788), (7, 11440104), (8, 10010091), (12, 6673394), (13, 6160056), (14, 5720052), (21, 3813368), (24, 3336697), (26, 3080028), (28, 2860026), (37, 2164344), (39, 2053352), (42, 1906684), (52, 1540014), (56, 1430013), (74, 1082172), (78, 1026676), (84, 953342), (91, 880008), (104, 770007), (111, 721448), (148, 541086), (156, 513338), (168, 476671), (182, 440004), (222, 360724), (259, 309192), (273, 293336), (296, 270543), (312, 256669), (364, 220002), (444, 180362), (481, 166488), (518, 154596), (546, 146668), (728, 110001), (777, 103064), (888, 90181), (962, 83244), (991, 80808), (1036, 77298), (1092, 73334), (1443, 55496), (1554, 51532), (1924, 41622), (1982, 40404), (2072, 38649), (2184, 36667), (2886, 27748), (2973, 26936), (3108, 25766), (3367, 23784), (3848, 20811), (3964, 20202), (5772, 13874), (5946, 13468), (6216, 12883), (6734, 11892), (6937, 11544), (7928, 10101)]