400501080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1543}}^1$

素因数の和:1670

約数の個数: 192

約数和(自身を含む): 1502991360

約数和(自身を除く): 1102490280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 103, 105, 120, 126, 140, 168, 180, 206, 210, 252, 280, 309, 315, 360, 412, 420, 504, 515, 618, 630, 721, 824, 840, 927, 1030, 1236, 1260, 1442, 1543, 1545, 1854, 2060, 2163, 2472, 2520, 2884, 3086, 3090, 3605, 3708, 4120, 4326, 4629, 4635, 5768, 6172, 6180, 6489, 7210, 7416, 7715, 8652, 9258, 9270, 10801, 10815, 12344, 12360, 12978, 13887, 14420, 15430, 17304, 18516, 18540, 21602, 21630, 23145, 25956, 27774, 28840, 30860, 32403, 32445, 37032, 37080, 43204, 43260, 46290, 51912, 54005, 55548, 61720, 64806, 64890, 69435, 86408, 86520, 92580, 97209, 108010, 111096, 129612, 129780, 138870, 158929, 162015, 185160, 194418, 216020, 259224, 259560, 277740, 317858, 324030, 388836, 432040, 476787, 486045, 555480, 635716, 648060, 777672, 794645, 953574, 972090, 1112503, 1271432, 1296120, 1430361, 1589290, 1907148, 1944180, 2225006, 2383935, 2860722, 3178580, 3337509, 3814296, 3888360, 4450012, 4767870, 5562515, 5721444, 6357160, 6675018, 7151805, 8900024, 9535740, 10012527, 11125030, 11442888, 13350036, 14303610, 16687545, 19071480, 20025054, 22250060, 26700072, 28607220, 33375090, 40050108, 44500120, 50062635, 57214440, 66750180, 80100216, 100125270, 133500360, 200250540, 400501080]

約数ペア:

[(1, 400501080), (2, 200250540), (3, 133500360), (4, 100125270), (5, 80100216), (6, 66750180), (7, 57214440), (8, 50062635), (9, 44500120), (10, 40050108), (12, 33375090), (14, 28607220), (15, 26700072), (18, 22250060), (20, 20025054), (21, 19071480), (24, 16687545), (28, 14303610), (30, 13350036), (35, 11442888), (36, 11125030), (40, 10012527), (42, 9535740), (45, 8900024), (56, 7151805), (60, 6675018), (63, 6357160), (70, 5721444), (72, 5562515), (84, 4767870), (90, 4450012), (103, 3888360), (105, 3814296), (120, 3337509), (126, 3178580), (140, 2860722), (168, 2383935), (180, 2225006), (206, 1944180), (210, 1907148), (252, 1589290), (280, 1430361), (309, 1296120), (315, 1271432), (360, 1112503), (412, 972090), (420, 953574), (504, 794645), (515, 777672), (618, 648060), (630, 635716), (721, 555480), (824, 486045), (840, 476787), (927, 432040), (1030, 388836), (1236, 324030), (1260, 317858), (1442, 277740), (1543, 259560), (1545, 259224), (1854, 216020), (2060, 194418), (2163, 185160), (2472, 162015), (2520, 158929), (2884, 138870), (3086, 129780), (3090, 129612), (3605, 111096), (3708, 108010), (4120, 97209), (4326, 92580), (4629, 86520), (4635, 86408), (5768, 69435), (6172, 64890), (6180, 64806), (6489, 61720), (7210, 55548), (7416, 54005), (7715, 51912), (8652, 46290), (9258, 43260), (9270, 43204), (10801, 37080), (10815, 37032), (12344, 32445), (12360, 32403), (12978, 30860), (13887, 28840), (14420, 27774), (15430, 25956), (17304, 23145), (18516, 21630), (18540, 21602)]