About the Number

129681288

129681287 ← → 129681289

2進数表記:111101110101100011110001000

漢数字表記:一億二千九百六十八万千二百八十八

素因数分解:

2 3 × 3 2 × 11 1 × 73 1 × 2243 1

素因数の和:2339
約数の個数: 96
約数和(自身を含む): 388571040
約数和(自身を除く): 258889752

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 73, 88, 99, 132, 146, 198, 219, 264, 292, 396, 438, 584, 657, 792, 803, 876, 1314, 1606, 1752, 2243, 2409, 2628, 3212, 4486, 4818, 5256, 6424, 6729, 7227, 8972, 9636, 13458, 14454, 17944, 19272, 20187, 24673, 26916, 28908, 40374, 49346, 53832, 57816, 74019, 80748, 98692, 148038, 161496, 163739, 197384, 222057, 296076, 327478, 444114, 491217, 592152, 654956, 888228, 982434, 1309912, 1473651, 1776456, 1801129, 1964868, 2947302, 3602258, 3929736, 5403387, 5894604, 7204516, 10806774, 11789208, 14409032, 16210161, 21613548, 32420322, 43227096, 64840644, 129681288]

約数ペア:
[(1, 129681288), (2, 64840644), (3, 43227096), (4, 32420322), (6, 21613548), (8, 16210161), (9, 14409032), (11, 11789208), (12, 10806774), (18, 7204516), (22, 5894604), (24, 5403387), (33, 3929736), (36, 3602258), (44, 2947302), (66, 1964868), (72, 1801129), (73, 1776456), (88, 1473651), (99, 1309912), (132, 982434), (146, 888228), (198, 654956), (219, 592152), (264, 491217), (292, 444114), (396, 327478), (438, 296076), (584, 222057), (657, 197384), (792, 163739), (803, 161496), (876, 148038), (1314, 98692), (1606, 80748), (1752, 74019), (2243, 57816), (2409, 53832), (2628, 49346), (3212, 40374), (4486, 28908), (4818, 26916), (5256, 24673), (6424, 20187), (6729, 19272), (7227, 17944), (8972, 14454), (9636, 13458)]

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