About the Number

2131408656

2131408655 ← → 2131408657

2進数表記:1111111000010101011011100010000

漢数字表記:二十一億三千百四十万八千六百五十六

素因数分解:

2 4 × 3 2 × 13 1 × 101 1 × 11273 1

素因数の和:11401
約数の個数: 120
約数和(自身を含む): 6488006616
約数和(自身を除く): 4356597960

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 101, 104, 117, 144, 156, 202, 208, 234, 303, 312, 404, 468, 606, 624, 808, 909, 936, 1212, 1313, 1616, 1818, 1872, 2424, 2626, 3636, 3939, 4848, 5252, 7272, 7878, 10504, 11273, 11817, 14544, 15756, 21008, 22546, 23634, 31512, 33819, 45092, 47268, 63024, 67638, 90184, 94536, 101457, 135276, 146549, 180368, 189072, 202914, 270552, 293098, 405828, 439647, 541104, 586196, 811656, 879294, 1138573, 1172392, 1318941, 1623312, 1758588, 2277146, 2344784, 2637882, 3415719, 3517176, 4554292, 5275764, 6831438, 7034352, 9108584, 10247157, 10551528, 13662876, 14801449, 18217168, 20494314, 21103056, 27325752, 29602898, 40988628, 44404347, 54651504, 59205796, 81977256, 88808694, 118411592, 133213041, 163954512, 177617388, 236823184, 266426082, 355234776, 532852164, 710469552, 1065704328, 2131408656]

約数ペア:
[(1, 2131408656), (2, 1065704328), (3, 710469552), (4, 532852164), (6, 355234776), (8, 266426082), (9, 236823184), (12, 177617388), (13, 163954512), (16, 133213041), (18, 118411592), (24, 88808694), (26, 81977256), (36, 59205796), (39, 54651504), (48, 44404347), (52, 40988628), (72, 29602898), (78, 27325752), (101, 21103056), (104, 20494314), (117, 18217168), (144, 14801449), (156, 13662876), (202, 10551528), (208, 10247157), (234, 9108584), (303, 7034352), (312, 6831438), (404, 5275764), (468, 4554292), (606, 3517176), (624, 3415719), (808, 2637882), (909, 2344784), (936, 2277146), (1212, 1758588), (1313, 1623312), (1616, 1318941), (1818, 1172392), (1872, 1138573), (2424, 879294), (2626, 811656), (3636, 586196), (3939, 541104), (4848, 439647), (5252, 405828), (7272, 293098), (7878, 270552), (10504, 202914), (11273, 189072), (11817, 180368), (14544, 146549), (15756, 135276), (21008, 101457), (22546, 94536), (23634, 90184), (31512, 67638), (33819, 63024), (45092, 47268)]

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