About the Number

212910768

212910767 ← → 212910769

2進数表記:1100101100001100001010110000

漢数字表記:二億千二百九十一万七百六十八

素因数分解:

2 4 × 3 5 × 7 1 × 7823 1

素因数の和:7853
約数の個数: 120
約数和(自身を含む): 706288128
約数和(自身を除く): 493377360

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 756, 972, 1008, 1134, 1296, 1512, 1701, 1944, 2268, 3024, 3402, 3888, 4536, 6804, 7823, 9072, 13608, 15646, 23469, 27216, 31292, 46938, 54761, 62584, 70407, 93876, 109522, 125168, 140814, 164283, 187752, 211221, 219044, 281628, 328566, 375504, 422442, 438088, 492849, 563256, 633663, 657132, 844884, 876176, 985698, 1126512, 1267326, 1314264, 1478547, 1689768, 1900989, 1971396, 2534652, 2628528, 2957094, 3379536, 3801978, 3942792, 4435641, 5069304, 5914188, 7603956, 7885584, 8871282, 10138608, 11828376, 13306923, 15207912, 17742564, 23656752, 26613846, 30415824, 35485128, 53227692, 70970256, 106455384, 212910768]

約数ペア:
[(1, 212910768), (2, 106455384), (3, 70970256), (4, 53227692), (6, 35485128), (7, 30415824), (8, 26613846), (9, 23656752), (12, 17742564), (14, 15207912), (16, 13306923), (18, 11828376), (21, 10138608), (24, 8871282), (27, 7885584), (28, 7603956), (36, 5914188), (42, 5069304), (48, 4435641), (54, 3942792), (56, 3801978), (63, 3379536), (72, 2957094), (81, 2628528), (84, 2534652), (108, 1971396), (112, 1900989), (126, 1689768), (144, 1478547), (162, 1314264), (168, 1267326), (189, 1126512), (216, 985698), (243, 876176), (252, 844884), (324, 657132), (336, 633663), (378, 563256), (432, 492849), (486, 438088), (504, 422442), (567, 375504), (648, 328566), (756, 281628), (972, 219044), (1008, 211221), (1134, 187752), (1296, 164283), (1512, 140814), (1701, 125168), (1944, 109522), (2268, 93876), (3024, 70407), (3402, 62584), (3888, 54761), (4536, 46938), (6804, 31292), (7823, 27216), (9072, 23469), (13608, 15646)]

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