About the Number

71172480

71172479 ← → 71172481

2進数表記:100001111100000000110000000

漢数字表記:七千百十七万二千四百八十

素因数分解:

2 7 × 3 1 × 5 1 × 19 1 × 1951 1

素因数の和:1992
約数の個数: 128
約数和(自身を含む): 238924800
約数和(自身を除く): 167752320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 1951, 2280, 2432, 3040, 3648, 3902, 4560, 5853, 6080, 7296, 7804, 9120, 9755, 11706, 12160, 15608, 18240, 19510, 23412, 29265, 31216, 36480, 37069, 39020, 46824, 58530, 62432, 74138, 78040, 93648, 111207, 117060, 124864, 148276, 156080, 185345, 187296, 222414, 234120, 249728, 296552, 312160, 370690, 374592, 444828, 468240, 556035, 593104, 624320, 741380, 749184, 889656, 936480, 1112070, 1186208, 1248640, 1482760, 1779312, 1872960, 2224140, 2372416, 2965520, 3558624, 3745920, 4448280, 4744832, 5931040, 7117248, 8896560, 11862080, 14234496, 17793120, 23724160, 35586240, 71172480]

約数ペア:
[(1, 71172480), (2, 35586240), (3, 23724160), (4, 17793120), (5, 14234496), (6, 11862080), (8, 8896560), (10, 7117248), (12, 5931040), (15, 4744832), (16, 4448280), (19, 3745920), (20, 3558624), (24, 2965520), (30, 2372416), (32, 2224140), (38, 1872960), (40, 1779312), (48, 1482760), (57, 1248640), (60, 1186208), (64, 1112070), (76, 936480), (80, 889656), (95, 749184), (96, 741380), (114, 624320), (120, 593104), (128, 556035), (152, 468240), (160, 444828), (190, 374592), (192, 370690), (228, 312160), (240, 296552), (285, 249728), (304, 234120), (320, 222414), (380, 187296), (384, 185345), (456, 156080), (480, 148276), (570, 124864), (608, 117060), (640, 111207), (760, 93648), (912, 78040), (960, 74138), (1140, 62432), (1216, 58530), (1520, 46824), (1824, 39020), (1920, 37069), (1951, 36480), (2280, 31216), (2432, 29265), (3040, 23412), (3648, 19510), (3902, 18240), (4560, 15608), (5853, 12160), (6080, 11706), (7296, 9755), (7804, 9120)]

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