About the Number

129978240

129978239 ← → 129978241

2進数表記:111101111110100111110000000

漢数字表記:一億二千九百九十七万八千二百四十

素因数分解:

2 7 × 3 1 × 5 1 × 7 1 × 19 1 × 509 1

素因数の和:557
約数の個数: 256
約数和(自身を含む): 499392000
約数和(自身を除く): 369413760

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 509, 532, 560, 570, 608, 640, 665, 672, 760, 798, 840, 896, 912, 960, 1018, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1527, 1596, 1680, 1824, 1920, 1995, 2036, 2128, 2240, 2280, 2432, 2545, 2660, 2688, 3040, 3054, 3192, 3360, 3563, 3648, 3990, 4072, 4256, 4480, 4560, 5090, 5320, 6080, 6108, 6384, 6720, 7126, 7296, 7635, 7980, 8144, 8512, 9120, 9671, 10180, 10640, 10689, 12160, 12216, 12768, 13440, 14252, 15270, 15960, 16288, 17024, 17815, 18240, 19342, 20360, 21280, 21378, 24432, 25536, 28504, 29013, 30540, 31920, 32576, 35630, 36480, 38684, 40720, 42560, 42756, 48355, 48864, 51072, 53445, 57008, 58026, 61080, 63840, 65152, 67697, 71260, 77368, 81440, 85120, 85512, 96710, 97728, 106890, 114016, 116052, 122160, 127680, 135394, 142520, 145065, 154736, 162880, 171024, 193420, 195456, 203091, 213780, 228032, 232104, 244320, 255360, 270788, 285040, 290130, 309472, 325760, 338485, 342048, 386840, 406182, 427560, 456064, 464208, 488640, 541576, 570080, 580260, 618944, 676970, 684096, 773680, 812364, 855120, 928416, 977280, 1015455, 1083152, 1140160, 1160520, 1237888, 1353940, 1368192, 1547360, 1624728, 1710240, 1856832, 2030910, 2166304, 2280320, 2321040, 2707880, 3094720, 3249456, 3420480, 3713664, 4061820, 4332608, 4642080, 5415760, 6189440, 6498912, 6840960, 8123640, 8665216, 9284160, 10831520, 12997824, 16247280, 18568320, 21663040, 25995648, 32494560, 43326080, 64989120, 129978240]

約数ペア:
[(1, 129978240), (2, 64989120), (3, 43326080), (4, 32494560), (5, 25995648), (6, 21663040), (7, 18568320), (8, 16247280), (10, 12997824), (12, 10831520), (14, 9284160), (15, 8665216), (16, 8123640), (19, 6840960), (20, 6498912), (21, 6189440), (24, 5415760), (28, 4642080), (30, 4332608), (32, 4061820), (35, 3713664), (38, 3420480), (40, 3249456), (42, 3094720), (48, 2707880), (56, 2321040), (57, 2280320), (60, 2166304), (64, 2030910), (70, 1856832), (76, 1710240), (80, 1624728), (84, 1547360), (95, 1368192), (96, 1353940), (105, 1237888), (112, 1160520), (114, 1140160), (120, 1083152), (128, 1015455), (133, 977280), (140, 928416), (152, 855120), (160, 812364), (168, 773680), (190, 684096), (192, 676970), (210, 618944), (224, 580260), (228, 570080), (240, 541576), (266, 488640), (280, 464208), (285, 456064), (304, 427560), (320, 406182), (336, 386840), (380, 342048), (384, 338485), (399, 325760), (420, 309472), (448, 290130), (456, 285040), (480, 270788), (509, 255360), (532, 244320), (560, 232104), (570, 228032), (608, 213780), (640, 203091), (665, 195456), (672, 193420), (760, 171024), (798, 162880), (840, 154736), (896, 145065), (912, 142520), (960, 135394), (1018, 127680), (1064, 122160), (1120, 116052), (1140, 114016), (1216, 106890), (1330, 97728), (1344, 96710), (1520, 85512), (1527, 85120), (1596, 81440), (1680, 77368), (1824, 71260), (1920, 67697), (1995, 65152), (2036, 63840), (2128, 61080), (2240, 58026), (2280, 57008), (2432, 53445), (2545, 51072), (2660, 48864), (2688, 48355), (3040, 42756), (3054, 42560), (3192, 40720), (3360, 38684), (3563, 36480), (3648, 35630), (3990, 32576), (4072, 31920), (4256, 30540), (4480, 29013), (4560, 28504), (5090, 25536), (5320, 24432), (6080, 21378), (6108, 21280), (6384, 20360), (6720, 19342), (7126, 18240), (7296, 17815), (7635, 17024), (7980, 16288), (8144, 15960), (8512, 15270), (9120, 14252), (9671, 13440), (10180, 12768), (10640, 12216), (10689, 12160)]

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