About the Number

129487680

129487679 ← → 129487681

2進数表記:111101101111101001101000000

漢数字表記:一億二千九百四十八万七千六百八十

素因数分解:

2 6 × 3 3 × 5 1 × 7 1 × 2141 1

素因数の和:2174
約数の個数: 224
約数和(自身を含む): 522305280
約数和(自身を除く): 392817600

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2141, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4282, 4320, 5040, 6048, 6423, 6720, 7560, 8564, 8640, 10080, 10705, 12096, 12846, 14987, 15120, 17128, 19269, 20160, 21410, 25692, 29974, 30240, 32115, 34256, 38538, 42820, 44961, 51384, 57807, 59948, 60480, 64230, 68512, 74935, 77076, 85640, 89922, 96345, 102768, 115614, 119896, 128460, 134883, 137024, 149870, 154152, 171280, 179844, 192690, 205536, 224805, 231228, 239792, 256920, 269766, 289035, 299740, 308304, 342560, 359688, 385380, 404649, 411072, 449610, 462456, 479584, 513840, 539532, 578070, 599480, 616608, 674415, 685120, 719376, 770760, 809298, 899220, 924912, 959168, 1027680, 1079064, 1156140, 1198960, 1233216, 1348830, 1438752, 1541520, 1618596, 1798440, 1849824, 2023245, 2055360, 2158128, 2312280, 2397920, 2697660, 2877504, 3083040, 3237192, 3596880, 3699648, 4046490, 4316256, 4624560, 4795840, 5395320, 6166080, 6474384, 7193760, 8092980, 8632512, 9249120, 10790640, 12948768, 14387520, 16185960, 18498240, 21581280, 25897536, 32371920, 43162560, 64743840, 129487680]

約数ペア:
[(1, 129487680), (2, 64743840), (3, 43162560), (4, 32371920), (5, 25897536), (6, 21581280), (7, 18498240), (8, 16185960), (9, 14387520), (10, 12948768), (12, 10790640), (14, 9249120), (15, 8632512), (16, 8092980), (18, 7193760), (20, 6474384), (21, 6166080), (24, 5395320), (27, 4795840), (28, 4624560), (30, 4316256), (32, 4046490), (35, 3699648), (36, 3596880), (40, 3237192), (42, 3083040), (45, 2877504), (48, 2697660), (54, 2397920), (56, 2312280), (60, 2158128), (63, 2055360), (64, 2023245), (70, 1849824), (72, 1798440), (80, 1618596), (84, 1541520), (90, 1438752), (96, 1348830), (105, 1233216), (108, 1198960), (112, 1156140), (120, 1079064), (126, 1027680), (135, 959168), (140, 924912), (144, 899220), (160, 809298), (168, 770760), (180, 719376), (189, 685120), (192, 674415), (210, 616608), (216, 599480), (224, 578070), (240, 539532), (252, 513840), (270, 479584), (280, 462456), (288, 449610), (315, 411072), (320, 404649), (336, 385380), (360, 359688), (378, 342560), (420, 308304), (432, 299740), (448, 289035), (480, 269766), (504, 256920), (540, 239792), (560, 231228), (576, 224805), (630, 205536), (672, 192690), (720, 179844), (756, 171280), (840, 154152), (864, 149870), (945, 137024), (960, 134883), (1008, 128460), (1080, 119896), (1120, 115614), (1260, 102768), (1344, 96345), (1440, 89922), (1512, 85640), (1680, 77076), (1728, 74935), (1890, 68512), (2016, 64230), (2141, 60480), (2160, 59948), (2240, 57807), (2520, 51384), (2880, 44961), (3024, 42820), (3360, 38538), (3780, 34256), (4032, 32115), (4282, 30240), (4320, 29974), (5040, 25692), (6048, 21410), (6423, 20160), (6720, 19269), (7560, 17128), (8564, 15120), (8640, 14987), (10080, 12846), (10705, 12096)]

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