618758868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1422

約数の個数: 144

約数和(自身を含む): 1839715584

約数和(自身を除く): 1220956716

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 61, 78, 84, 91, 98, 122, 147, 156, 182, 183, 196, 244, 273, 294, 364, 366, 427, 546, 588, 637, 732, 793, 854, 1092, 1274, 1281, 1327, 1586, 1708, 1911, 2379, 2548, 2562, 2654, 2989, 3172, 3822, 3981, 4758, 5124, 5308, 5551, 5978, 7644, 7962, 8967, 9289, 9516, 11102, 11956, 15924, 16653, 17251, 17934, 18578, 22204, 27867, 33306, 34502, 35868, 37156, 38857, 51753, 55734, 65023, 66612, 69004, 77714, 80947, 103506, 111468, 116571, 120757, 130046, 155428, 161894, 195069, 207012, 233142, 241514, 242841, 260092, 323788, 362271, 390138, 466284, 483028, 485682, 566629, 724542, 780276, 845299, 971364, 1052311, 1133258, 1449084, 1690598, 1699887, 2104622, 2266516, 2535897, 3156933, 3381196, 3399774, 3966403, 4209244, 5071794, 6313866, 6799548, 7366177, 7932806, 10143588, 11899209, 12627732, 14732354, 15865612, 22098531, 23798418, 29464708, 44197062, 47596836, 51563239, 88394124, 103126478, 154689717, 206252956, 309379434, 618758868]

約数ペア:

[(1, 618758868), (2, 309379434), (3, 206252956), (4, 154689717), (6, 103126478), (7, 88394124), (12, 51563239), (13, 47596836), (14, 44197062), (21, 29464708), (26, 23798418), (28, 22098531), (39, 15865612), (42, 14732354), (49, 12627732), (52, 11899209), (61, 10143588), (78, 7932806), (84, 7366177), (91, 6799548), (98, 6313866), (122, 5071794), (147, 4209244), (156, 3966403), (182, 3399774), (183, 3381196), (196, 3156933), (244, 2535897), (273, 2266516), (294, 2104622), (364, 1699887), (366, 1690598), (427, 1449084), (546, 1133258), (588, 1052311), (637, 971364), (732, 845299), (793, 780276), (854, 724542), (1092, 566629), (1274, 485682), (1281, 483028), (1327, 466284), (1586, 390138), (1708, 362271), (1911, 323788), (2379, 260092), (2548, 242841), (2562, 241514), (2654, 233142), (2989, 207012), (3172, 195069), (3822, 161894), (3981, 155428), (4758, 130046), (5124, 120757), (5308, 116571), (5551, 111468), (5978, 103506), (7644, 80947), (7962, 77714), (8967, 69004), (9289, 66612), (9516, 65023), (11102, 55734), (11956, 51753), (15924, 38857), (16653, 37156), (17251, 35868), (17934, 34502), (18578, 33306), (22204, 27867)]