287297784

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{397}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 858366600

約数和(自身を除く): 571068816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 72, 76, 92, 114, 138, 152, 171, 184, 207, 228, 276, 342, 397, 414, 437, 456, 529, 552, 684, 794, 828, 874, 1058, 1191, 1311, 1368, 1587, 1588, 1656, 1748, 2116, 2382, 2622, 3174, 3176, 3496, 3573, 3933, 4232, 4761, 4764, 5244, 6348, 7146, 7543, 7866, 9131, 9522, 9528, 10051, 10488, 12696, 14292, 15086, 15732, 18262, 19044, 20102, 22629, 27393, 28584, 30153, 30172, 31464, 36524, 38088, 40204, 45258, 54786, 60306, 60344, 67887, 73048, 80408, 82179, 90459, 90516, 109572, 120612, 135774, 164358, 173489, 180918, 181032, 210013, 219144, 241224, 271548, 328716, 346978, 361836, 420026, 520467, 543096, 630039, 657432, 693956, 723672, 840052, 1040934, 1260078, 1387912, 1561401, 1680104, 1890117, 2081868, 2520156, 3122802, 3780234, 3990247, 4163736, 5040312, 6245604, 7560468, 7980494, 11970741, 12491208, 15120936, 15960988, 23941482, 31921976, 35912223, 47882964, 71824446, 95765928, 143648892, 287297784]

約数ペア:

[(1, 287297784), (2, 143648892), (3, 95765928), (4, 71824446), (6, 47882964), (8, 35912223), (9, 31921976), (12, 23941482), (18, 15960988), (19, 15120936), (23, 12491208), (24, 11970741), (36, 7980494), (38, 7560468), (46, 6245604), (57, 5040312), (69, 4163736), (72, 3990247), (76, 3780234), (92, 3122802), (114, 2520156), (138, 2081868), (152, 1890117), (171, 1680104), (184, 1561401), (207, 1387912), (228, 1260078), (276, 1040934), (342, 840052), (397, 723672), (414, 693956), (437, 657432), (456, 630039), (529, 543096), (552, 520467), (684, 420026), (794, 361836), (828, 346978), (874, 328716), (1058, 271548), (1191, 241224), (1311, 219144), (1368, 210013), (1587, 181032), (1588, 180918), (1656, 173489), (1748, 164358), (2116, 135774), (2382, 120612), (2622, 109572), (3174, 90516), (3176, 90459), (3496, 82179), (3573, 80408), (3933, 73048), (4232, 67887), (4761, 60344), (4764, 60306), (5244, 54786), (6348, 45258), (7146, 40204), (7543, 38088), (7866, 36524), (9131, 31464), (9522, 30172), (9528, 30153), (10051, 28584), (10488, 27393), (12696, 22629), (14292, 20102), (15086, 19044), (15732, 18262)]