638526168

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:506

約数の個数: 192

約数和(自身を含む): 2056541760

約数和(自身を除く): 1418015592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 37, 42, 56, 63, 72, 74, 84, 97, 111, 126, 148, 168, 194, 222, 252, 259, 291, 296, 333, 353, 388, 444, 504, 518, 582, 666, 679, 706, 776, 777, 873, 888, 1036, 1059, 1164, 1332, 1358, 1412, 1554, 1746, 2037, 2072, 2118, 2328, 2331, 2471, 2664, 2716, 2824, 3108, 3177, 3492, 3589, 4074, 4236, 4662, 4942, 5432, 6111, 6216, 6354, 6984, 7178, 7413, 8148, 8472, 9324, 9884, 10767, 12222, 12708, 13061, 14356, 14826, 16296, 18648, 19768, 21534, 22239, 24444, 25123, 25416, 26122, 28712, 29652, 32301, 34241, 39183, 43068, 44478, 48888, 50246, 52244, 59304, 64602, 68482, 75369, 78366, 86136, 88956, 91427, 100492, 102723, 104488, 117549, 129204, 136964, 150738, 156732, 177912, 182854, 200984, 205446, 226107, 235098, 239687, 258408, 273928, 274281, 301476, 308169, 313464, 365708, 410892, 452214, 470196, 479374, 548562, 602952, 616338, 719061, 731416, 821784, 822843, 904428, 940392, 958748, 1097124, 1232676, 1266917, 1438122, 1645686, 1808856, 1917496, 2157183, 2194248, 2465352, 2533834, 2876244, 3291372, 3800751, 4314366, 5067668, 5752488, 6582744, 7601502, 8628732, 8868419, 10135336, 11402253, 15203004, 17257464, 17736838, 22804506, 26605257, 30406008, 35473676, 45609012, 53210514, 70947352, 79815771, 91218024, 106421028, 159631542, 212842056, 319263084, 638526168]

約数ペア:

[(1, 638526168), (2, 319263084), (3, 212842056), (4, 159631542), (6, 106421028), (7, 91218024), (8, 79815771), (9, 70947352), (12, 53210514), (14, 45609012), (18, 35473676), (21, 30406008), (24, 26605257), (28, 22804506), (36, 17736838), (37, 17257464), (42, 15203004), (56, 11402253), (63, 10135336), (72, 8868419), (74, 8628732), (84, 7601502), (97, 6582744), (111, 5752488), (126, 5067668), (148, 4314366), (168, 3800751), (194, 3291372), (222, 2876244), (252, 2533834), (259, 2465352), (291, 2194248), (296, 2157183), (333, 1917496), (353, 1808856), (388, 1645686), (444, 1438122), (504, 1266917), (518, 1232676), (582, 1097124), (666, 958748), (679, 940392), (706, 904428), (776, 822843), (777, 821784), (873, 731416), (888, 719061), (1036, 616338), (1059, 602952), (1164, 548562), (1332, 479374), (1358, 470196), (1412, 452214), (1554, 410892), (1746, 365708), (2037, 313464), (2072, 308169), (2118, 301476), (2328, 274281), (2331, 273928), (2471, 258408), (2664, 239687), (2716, 235098), (2824, 226107), (3108, 205446), (3177, 200984), (3492, 182854), (3589, 177912), (4074, 156732), (4236, 150738), (4662, 136964), (4942, 129204), (5432, 117549), (6111, 104488), (6216, 102723), (6354, 100492), (6984, 91427), (7178, 88956), (7413, 86136), (8148, 78366), (8472, 75369), (9324, 68482), (9884, 64602), (10767, 59304), (12222, 52244), (12708, 50246), (13061, 48888), (14356, 44478), (14826, 43068), (16296, 39183), (18648, 34241), (19768, 32301), (21534, 29652), (22239, 28712), (24444, 26122), (25123, 25416)]