About the Number

138908640

138908639 ← → 138908641

2進数表記:1000010001111001001111100000

漢数字表記:一億三千八百九十万八千六百四十

素因数分解:

2 5 × 3 1 × 5 1 × 13 1 × 113 1 × 197 1

素因数の和:341
約数の個数: 192
約数和(自身を含む): 477804096
約数和(自身を除く): 338895456

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 113, 120, 130, 156, 160, 195, 197, 208, 226, 240, 260, 312, 339, 390, 394, 416, 452, 480, 520, 565, 591, 624, 678, 780, 788, 904, 985, 1040, 1130, 1182, 1248, 1356, 1469, 1560, 1576, 1695, 1808, 1970, 2080, 2260, 2364, 2561, 2712, 2938, 2955, 3120, 3152, 3390, 3616, 3940, 4407, 4520, 4728, 5122, 5424, 5876, 5910, 6240, 6304, 6780, 7345, 7683, 7880, 8814, 9040, 9456, 10244, 10848, 11752, 11820, 12805, 13560, 14690, 15366, 15760, 17628, 18080, 18912, 20488, 22035, 22261, 23504, 23640, 25610, 27120, 29380, 30732, 31520, 35256, 38415, 40976, 44070, 44522, 47008, 47280, 51220, 54240, 58760, 61464, 66783, 70512, 76830, 81952, 88140, 89044, 94560, 102440, 111305, 117520, 122928, 133566, 141024, 153660, 176280, 178088, 204880, 222610, 235040, 245856, 267132, 289393, 307320, 333915, 352560, 356176, 409760, 445220, 534264, 578786, 614640, 667830, 705120, 712352, 868179, 890440, 1068528, 1157572, 1229280, 1335660, 1446965, 1736358, 1780880, 2137056, 2315144, 2671320, 2893930, 3472716, 3561760, 4340895, 4630288, 5342640, 5787860, 6945432, 8681790, 9260576, 10685280, 11575720, 13890864, 17363580, 23151440, 27781728, 34727160, 46302880, 69454320, 138908640]

約数ペア:
[(1, 138908640), (2, 69454320), (3, 46302880), (4, 34727160), (5, 27781728), (6, 23151440), (8, 17363580), (10, 13890864), (12, 11575720), (13, 10685280), (15, 9260576), (16, 8681790), (20, 6945432), (24, 5787860), (26, 5342640), (30, 4630288), (32, 4340895), (39, 3561760), (40, 3472716), (48, 2893930), (52, 2671320), (60, 2315144), (65, 2137056), (78, 1780880), (80, 1736358), (96, 1446965), (104, 1335660), (113, 1229280), (120, 1157572), (130, 1068528), (156, 890440), (160, 868179), (195, 712352), (197, 705120), (208, 667830), (226, 614640), (240, 578786), (260, 534264), (312, 445220), (339, 409760), (390, 356176), (394, 352560), (416, 333915), (452, 307320), (480, 289393), (520, 267132), (565, 245856), (591, 235040), (624, 222610), (678, 204880), (780, 178088), (788, 176280), (904, 153660), (985, 141024), (1040, 133566), (1130, 122928), (1182, 117520), (1248, 111305), (1356, 102440), (1469, 94560), (1560, 89044), (1576, 88140), (1695, 81952), (1808, 76830), (1970, 70512), (2080, 66783), (2260, 61464), (2364, 58760), (2561, 54240), (2712, 51220), (2938, 47280), (2955, 47008), (3120, 44522), (3152, 44070), (3390, 40976), (3616, 38415), (3940, 35256), (4407, 31520), (4520, 30732), (4728, 29380), (5122, 27120), (5424, 25610), (5876, 23640), (5910, 23504), (6240, 22261), (6304, 22035), (6780, 20488), (7345, 18912), (7683, 18080), (7880, 17628), (8814, 15760), (9040, 15366), (9456, 14690), (10244, 13560), (10848, 12805), (11752, 11820)]

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