About the Number

131388480

131388479 ← → 131388481

2進数表記:111110101001101010001000000

漢数字表記:一億三千百三十八万八千四百八十

素因数分解:

2 6 × 3 4 × 5 1 × 37 1 × 137 1

素因数の和:203
約数の個数: 280
約数和(自身を含む): 483507288
約数和(自身を除く): 352118808

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 81, 90, 96, 108, 111, 120, 135, 137, 144, 148, 160, 162, 180, 185, 192, 216, 222, 240, 270, 274, 288, 296, 320, 324, 333, 360, 370, 405, 411, 432, 444, 480, 540, 548, 555, 576, 592, 648, 666, 685, 720, 740, 810, 822, 864, 888, 960, 999, 1080, 1096, 1110, 1184, 1233, 1296, 1332, 1370, 1440, 1480, 1620, 1644, 1665, 1728, 1776, 1998, 2055, 2160, 2192, 2220, 2368, 2466, 2592, 2664, 2740, 2880, 2960, 2997, 3240, 3288, 3330, 3552, 3699, 3996, 4110, 4320, 4384, 4440, 4932, 4995, 5069, 5184, 5328, 5480, 5920, 5994, 6165, 6480, 6576, 6660, 7104, 7398, 7992, 8220, 8640, 8768, 8880, 9864, 9990, 10138, 10656, 10960, 11097, 11840, 11988, 12330, 12960, 13152, 13320, 14796, 14985, 15207, 15984, 16440, 17760, 18495, 19728, 19980, 20276, 21312, 21920, 22194, 23976, 24660, 25345, 25920, 26304, 26640, 29592, 29970, 30414, 31968, 32880, 35520, 36990, 39456, 39960, 40552, 43840, 44388, 45621, 47952, 49320, 50690, 53280, 55485, 59184, 59940, 60828, 63936, 65760, 73980, 76035, 78912, 79920, 81104, 88776, 91242, 95904, 98640, 101380, 106560, 110970, 118368, 119880, 121656, 131520, 136863, 147960, 152070, 159840, 162208, 177552, 182484, 191808, 197280, 202760, 221940, 228105, 236736, 239760, 243312, 273726, 295920, 304140, 319680, 324416, 355104, 364968, 394560, 405520, 410589, 443880, 456210, 479520, 486624, 547452, 591840, 608280, 684315, 710208, 729936, 811040, 821178, 887760, 912420, 959040, 973248, 1094904, 1183680, 1216560, 1368630, 1459872, 1622080, 1642356, 1775520, 1824840, 2052945, 2189808, 2433120, 2737260, 2919744, 3284712, 3551040, 3649680, 4105890, 4379616, 4866240, 5474520, 6569424, 7299360, 8211780, 8759232, 10949040, 13138848, 14598720, 16423560, 21898080, 26277696, 32847120, 43796160, 65694240, 131388480]

約数ペア:
[(1, 131388480), (2, 65694240), (3, 43796160), (4, 32847120), (5, 26277696), (6, 21898080), (8, 16423560), (9, 14598720), (10, 13138848), (12, 10949040), (15, 8759232), (16, 8211780), (18, 7299360), (20, 6569424), (24, 5474520), (27, 4866240), (30, 4379616), (32, 4105890), (36, 3649680), (37, 3551040), (40, 3284712), (45, 2919744), (48, 2737260), (54, 2433120), (60, 2189808), (64, 2052945), (72, 1824840), (74, 1775520), (80, 1642356), (81, 1622080), (90, 1459872), (96, 1368630), (108, 1216560), (111, 1183680), (120, 1094904), (135, 973248), (137, 959040), (144, 912420), (148, 887760), (160, 821178), (162, 811040), (180, 729936), (185, 710208), (192, 684315), (216, 608280), (222, 591840), (240, 547452), (270, 486624), (274, 479520), (288, 456210), (296, 443880), (320, 410589), (324, 405520), (333, 394560), (360, 364968), (370, 355104), (405, 324416), (411, 319680), (432, 304140), (444, 295920), (480, 273726), (540, 243312), (548, 239760), (555, 236736), (576, 228105), (592, 221940), (648, 202760), (666, 197280), (685, 191808), (720, 182484), (740, 177552), (810, 162208), (822, 159840), (864, 152070), (888, 147960), (960, 136863), (999, 131520), (1080, 121656), (1096, 119880), (1110, 118368), (1184, 110970), (1233, 106560), (1296, 101380), (1332, 98640), (1370, 95904), (1440, 91242), (1480, 88776), (1620, 81104), (1644, 79920), (1665, 78912), (1728, 76035), (1776, 73980), (1998, 65760), (2055, 63936), (2160, 60828), (2192, 59940), (2220, 59184), (2368, 55485), (2466, 53280), (2592, 50690), (2664, 49320), (2740, 47952), (2880, 45621), (2960, 44388), (2997, 43840), (3240, 40552), (3288, 39960), (3330, 39456), (3552, 36990), (3699, 35520), (3996, 32880), (4110, 31968), (4320, 30414), (4384, 29970), (4440, 29592), (4932, 26640), (4995, 26304), (5069, 25920), (5184, 25345), (5328, 24660), (5480, 23976), (5920, 22194), (5994, 21920), (6165, 21312), (6480, 20276), (6576, 19980), (6660, 19728), (7104, 18495), (7398, 17760), (7992, 16440), (8220, 15984), (8640, 15207), (8768, 14985), (8880, 14796), (9864, 13320), (9990, 13152), (10138, 12960), (10656, 12330), (10960, 11988), (11097, 11840)]

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