About the Number

127961640

127961639 ← → 127961641

2進数表記:111101000001000101000101000

漢数字表記:一億二千七百九十六万千六百四十

素因数分解:

2 3 × 3 3 × 5 1 × 109 1 × 1087 1

素因数の和:1216
約数の個数: 128
約数和(自身を含む): 430848000
約数和(自身を除く): 302886360

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 109, 120, 135, 180, 216, 218, 270, 327, 360, 436, 540, 545, 654, 872, 981, 1080, 1087, 1090, 1308, 1635, 1962, 2174, 2180, 2616, 2943, 3261, 3270, 3924, 4348, 4360, 4905, 5435, 5886, 6522, 6540, 7848, 8696, 9783, 9810, 10870, 11772, 13044, 13080, 14715, 16305, 19566, 19620, 21740, 23544, 26088, 29349, 29430, 32610, 39132, 39240, 43480, 48915, 58698, 58860, 65220, 78264, 97830, 117396, 117720, 118483, 130440, 146745, 195660, 234792, 236966, 293490, 355449, 391320, 473932, 586980, 592415, 710898, 947864, 1066347, 1173960, 1184830, 1421796, 1777245, 2132694, 2369660, 2843592, 3199041, 3554490, 4265388, 4739320, 5331735, 6398082, 7108980, 8530776, 10663470, 12796164, 14217960, 15995205, 21326940, 25592328, 31990410, 42653880, 63980820, 127961640]

約数ペア:
[(1, 127961640), (2, 63980820), (3, 42653880), (4, 31990410), (5, 25592328), (6, 21326940), (8, 15995205), (9, 14217960), (10, 12796164), (12, 10663470), (15, 8530776), (18, 7108980), (20, 6398082), (24, 5331735), (27, 4739320), (30, 4265388), (36, 3554490), (40, 3199041), (45, 2843592), (54, 2369660), (60, 2132694), (72, 1777245), (90, 1421796), (108, 1184830), (109, 1173960), (120, 1066347), (135, 947864), (180, 710898), (216, 592415), (218, 586980), (270, 473932), (327, 391320), (360, 355449), (436, 293490), (540, 236966), (545, 234792), (654, 195660), (872, 146745), (981, 130440), (1080, 118483), (1087, 117720), (1090, 117396), (1308, 97830), (1635, 78264), (1962, 65220), (2174, 58860), (2180, 58698), (2616, 48915), (2943, 43480), (3261, 39240), (3270, 39132), (3924, 32610), (4348, 29430), (4360, 29349), (4905, 26088), (5435, 23544), (5886, 21740), (6522, 19620), (6540, 19566), (7848, 16305), (8696, 14715), (9783, 13080), (9810, 13044), (10870, 11772)]

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