204060304

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^2\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 120

約数和(自身を含む): 491337600

約数和(自身を除く): 287277296

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 103, 112, 133, 152, 196, 206, 266, 304, 343, 361, 392, 412, 532, 686, 721, 722, 784, 824, 931, 1064, 1372, 1442, 1444, 1648, 1862, 1957, 2128, 2527, 2744, 2884, 2888, 3724, 3914, 5047, 5054, 5488, 5768, 5776, 6517, 7448, 7828, 10094, 10108, 11536, 13034, 13699, 14896, 15656, 17689, 20188, 20216, 26068, 27398, 31312, 35329, 35378, 37183, 40376, 40432, 52136, 54796, 70658, 70756, 74366, 80752, 95893, 104272, 109592, 123823, 141316, 141512, 148732, 191786, 219184, 247646, 260281, 282632, 283024, 297464, 383572, 495292, 520562, 565264, 594928, 671251, 767144, 990584, 1041124, 1342502, 1534288, 1821967, 1981168, 2082248, 2685004, 3643934, 4164496, 5370008, 7287868, 10740016, 12753769, 14575736, 25507538, 29151472, 51015076, 102030152, 204060304]

約数ペア:

[(1, 204060304), (2, 102030152), (4, 51015076), (7, 29151472), (8, 25507538), (14, 14575736), (16, 12753769), (19, 10740016), (28, 7287868), (38, 5370008), (49, 4164496), (56, 3643934), (76, 2685004), (98, 2082248), (103, 1981168), (112, 1821967), (133, 1534288), (152, 1342502), (196, 1041124), (206, 990584), (266, 767144), (304, 671251), (343, 594928), (361, 565264), (392, 520562), (412, 495292), (532, 383572), (686, 297464), (721, 283024), (722, 282632), (784, 260281), (824, 247646), (931, 219184), (1064, 191786), (1372, 148732), (1442, 141512), (1444, 141316), (1648, 123823), (1862, 109592), (1957, 104272), (2128, 95893), (2527, 80752), (2744, 74366), (2884, 70756), (2888, 70658), (3724, 54796), (3914, 52136), (5047, 40432), (5054, 40376), (5488, 37183), (5768, 35378), (5776, 35329), (6517, 31312), (7448, 27398), (7828, 26068), (10094, 20216), (10108, 20188), (11536, 17689), (13034, 15656), (13699, 14896)]