About the Number

129723840

129723839 ← → 129723841

2進数表記:111101110110110110111000000

漢数字表記:一億二千九百七十二万三千八百四十

素因数分解:

2 6 × 3 2 × 5 1 × 31 1 × 1453 1

素因数の和:1507
約数の個数: 168
約数和(自身を含む): 460906368
約数和(自身を除く): 331182528

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1453, 1488, 1860, 1984, 2232, 2480, 2790, 2880, 2906, 2976, 3720, 4359, 4464, 4960, 5580, 5812, 5952, 7265, 7440, 8718, 8928, 9920, 11160, 11624, 13077, 14530, 14880, 17436, 17856, 21795, 22320, 23248, 26154, 29060, 29760, 34872, 43590, 44640, 45043, 46496, 52308, 58120, 65385, 69744, 87180, 89280, 90086, 92992, 104616, 116240, 130770, 135129, 139488, 174360, 180172, 209232, 225215, 232480, 261540, 270258, 278976, 348720, 360344, 405387, 418464, 450430, 464960, 523080, 540516, 675645, 697440, 720688, 810774, 836928, 900860, 1046160, 1081032, 1351290, 1394880, 1441376, 1621548, 1801720, 2026935, 2092320, 2162064, 2702580, 2882752, 3243096, 3603440, 4053870, 4184640, 4324128, 5405160, 6486192, 7206880, 8107740, 8648256, 10810320, 12972384, 14413760, 16215480, 21620640, 25944768, 32430960, 43241280, 64861920, 129723840]

約数ペア:
[(1, 129723840), (2, 64861920), (3, 43241280), (4, 32430960), (5, 25944768), (6, 21620640), (8, 16215480), (9, 14413760), (10, 12972384), (12, 10810320), (15, 8648256), (16, 8107740), (18, 7206880), (20, 6486192), (24, 5405160), (30, 4324128), (31, 4184640), (32, 4053870), (36, 3603440), (40, 3243096), (45, 2882752), (48, 2702580), (60, 2162064), (62, 2092320), (64, 2026935), (72, 1801720), (80, 1621548), (90, 1441376), (93, 1394880), (96, 1351290), (120, 1081032), (124, 1046160), (144, 900860), (155, 836928), (160, 810774), (180, 720688), (186, 697440), (192, 675645), (240, 540516), (248, 523080), (279, 464960), (288, 450430), (310, 418464), (320, 405387), (360, 360344), (372, 348720), (465, 278976), (480, 270258), (496, 261540), (558, 232480), (576, 225215), (620, 209232), (720, 180172), (744, 174360), (930, 139488), (960, 135129), (992, 130770), (1116, 116240), (1240, 104616), (1395, 92992), (1440, 90086), (1453, 89280), (1488, 87180), (1860, 69744), (1984, 65385), (2232, 58120), (2480, 52308), (2790, 46496), (2880, 45043), (2906, 44640), (2976, 43590), (3720, 34872), (4359, 29760), (4464, 29060), (4960, 26154), (5580, 23248), (5812, 22320), (5952, 21795), (7265, 17856), (7440, 17436), (8718, 14880), (8928, 14530), (9920, 13077), (11160, 11624)]

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