About the Number

1028137137440

1028137137439 ← → 1028137137441

2進数表記:1110111101100001101111111011010100100000

漢数字表記:一兆二百八十一億三千七百十三万七千四百四十

素因数分解:

2 5 × 5 1 × 7 2 × 1013 1 × 129457 1

素因数の和:130499
約数の個数: 144
約数和(自身を含む): 2828352296952
約数和(自身を除く): 1800215159512

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1013, 1120, 1568, 1960, 2026, 3920, 4052, 5065, 7091, 7840, 8104, 10130, 14182, 16208, 20260, 28364, 32416, 35455, 40520, 49637, 56728, 70910, 81040, 99274, 113456, 129457, 141820, 162080, 198548, 226912, 248185, 258914, 283640, 397096, 496370, 517828, 567280, 647285, 794192, 906199, 992740, 1035656, 1134560, 1294570, 1588384, 1812398, 1985480, 2071312, 2589140, 3624796, 3970960, 4142624, 4530995, 5178280, 6343393, 7249592, 7941920, 9061990, 10356560, 12686786, 14499184, 18123980, 20713120, 25373572, 28998368, 31716965, 36247960, 50747144, 63433930, 72495920, 101494288, 126867860, 131139941, 144991840, 202988576, 253735720, 262279882, 507471440, 524559764, 655699705, 917979587, 1014942880, 1049119528, 1311399410, 1835959174, 2098239056, 2622798820, 3671918348, 4196478112, 4589897935, 5245597640, 6425857109, 7343836696, 9179795870, 10491195280, 12851714218, 14687673392, 18359591740, 20982390560, 25703428436, 29375346784, 32129285545, 36719183480, 51406856872, 64258571090, 73438366960, 102813713744, 128517142180, 146876733920, 205627427488, 257034284360, 514068568720, 1028137137440]

約数ペア:
[(1, 1028137137440), (2, 514068568720), (4, 257034284360), (5, 205627427488), (7, 146876733920), (8, 128517142180), (10, 102813713744), (14, 73438366960), (16, 64258571090), (20, 51406856872), (28, 36719183480), (32, 32129285545), (35, 29375346784), (40, 25703428436), (49, 20982390560), (56, 18359591740), (70, 14687673392), (80, 12851714218), (98, 10491195280), (112, 9179795870), (140, 7343836696), (160, 6425857109), (196, 5245597640), (224, 4589897935), (245, 4196478112), (280, 3671918348), (392, 2622798820), (490, 2098239056), (560, 1835959174), (784, 1311399410), (980, 1049119528), (1013, 1014942880), (1120, 917979587), (1568, 655699705), (1960, 524559764), (2026, 507471440), (3920, 262279882), (4052, 253735720), (5065, 202988576), (7091, 144991840), (7840, 131139941), (8104, 126867860), (10130, 101494288), (14182, 72495920), (16208, 63433930), (20260, 50747144), (28364, 36247960), (32416, 31716965), (35455, 28998368), (40520, 25373572), (49637, 20713120), (56728, 18123980), (70910, 14499184), (81040, 12686786), (99274, 10356560), (113456, 9061990), (129457, 7941920), (141820, 7249592), (162080, 6343393), (198548, 5178280), (226912, 4530995), (248185, 4142624), (258914, 3970960), (283640, 3624796), (397096, 2589140), (496370, 2071312), (517828, 1985480), (567280, 1812398), (647285, 1588384), (794192, 1294570), (906199, 1134560), (992740, 1035656)]

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