About the Number

211312080

211312079 ← → 211312081

2進数表記:1100100110000101110111010000

漢数字表記:二億千百三十一万二千八十

素因数分解:

2 4 × 3 2 × 5 1 × 7 1 × 41927 1

素因数の和:41953
約数の個数: 120
約数和(自身を含む): 811055232
約数和(自身を除く): 599743152

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 41927, 83854, 125781, 167708, 209635, 251562, 293489, 335416, 377343, 419270, 503124, 586978, 628905, 670832, 754686, 838540, 880467, 1006248, 1173956, 1257810, 1467445, 1509372, 1677080, 1760934, 1886715, 2012496, 2347912, 2515620, 2641401, 2934890, 3018744, 3354160, 3521868, 3773430, 4402335, 4695824, 5031240, 5282802, 5869780, 6037488, 7043736, 7546860, 8804670, 10062480, 10565604, 11739560, 13207005, 14087472, 15093720, 17609340, 21131208, 23479120, 26414010, 30187440, 35218680, 42262416, 52828020, 70437360, 105656040, 211312080]

約数ペア:
[(1, 211312080), (2, 105656040), (3, 70437360), (4, 52828020), (5, 42262416), (6, 35218680), (7, 30187440), (8, 26414010), (9, 23479120), (10, 21131208), (12, 17609340), (14, 15093720), (15, 14087472), (16, 13207005), (18, 11739560), (20, 10565604), (21, 10062480), (24, 8804670), (28, 7546860), (30, 7043736), (35, 6037488), (36, 5869780), (40, 5282802), (42, 5031240), (45, 4695824), (48, 4402335), (56, 3773430), (60, 3521868), (63, 3354160), (70, 3018744), (72, 2934890), (80, 2641401), (84, 2515620), (90, 2347912), (105, 2012496), (112, 1886715), (120, 1760934), (126, 1677080), (140, 1509372), (144, 1467445), (168, 1257810), (180, 1173956), (210, 1006248), (240, 880467), (252, 838540), (280, 754686), (315, 670832), (336, 628905), (360, 586978), (420, 503124), (504, 419270), (560, 377343), (630, 335416), (720, 293489), (840, 251562), (1008, 209635), (1260, 167708), (1680, 125781), (2520, 83854), (5040, 41927)]

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