About the Number

201217080

201217079 ← → 201217081

2進数表記:1011111111100101010000111000

漢数字表記:二億百二十一万七千八十

素因数分解:

2 3 × 3 1 × 5 1 × 29 1 × 67 1 × 863 1

素因数の和:973
約数の個数: 128
約数和(自身を含む): 634521600
約数和(自身を除く): 433304520

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 67, 87, 116, 120, 134, 145, 174, 201, 232, 268, 290, 335, 348, 402, 435, 536, 580, 670, 696, 804, 863, 870, 1005, 1160, 1340, 1608, 1726, 1740, 1943, 2010, 2589, 2680, 3452, 3480, 3886, 4020, 4315, 5178, 5829, 6904, 7772, 8040, 8630, 9715, 10356, 11658, 12945, 15544, 17260, 19430, 20712, 23316, 25027, 25890, 29145, 34520, 38860, 46632, 50054, 51780, 57821, 58290, 75081, 77720, 100108, 103560, 115642, 116580, 125135, 150162, 173463, 200216, 231284, 233160, 250270, 289105, 300324, 346926, 375405, 462568, 500540, 578210, 600648, 693852, 750810, 867315, 1001080, 1156420, 1387704, 1501620, 1676809, 1734630, 2312840, 3003240, 3353618, 3469260, 5030427, 6707236, 6938520, 8384045, 10060854, 13414472, 16768090, 20121708, 25152135, 33536180, 40243416, 50304270, 67072360, 100608540, 201217080]

約数ペア:
[(1, 201217080), (2, 100608540), (3, 67072360), (4, 50304270), (5, 40243416), (6, 33536180), (8, 25152135), (10, 20121708), (12, 16768090), (15, 13414472), (20, 10060854), (24, 8384045), (29, 6938520), (30, 6707236), (40, 5030427), (58, 3469260), (60, 3353618), (67, 3003240), (87, 2312840), (116, 1734630), (120, 1676809), (134, 1501620), (145, 1387704), (174, 1156420), (201, 1001080), (232, 867315), (268, 750810), (290, 693852), (335, 600648), (348, 578210), (402, 500540), (435, 462568), (536, 375405), (580, 346926), (670, 300324), (696, 289105), (804, 250270), (863, 233160), (870, 231284), (1005, 200216), (1160, 173463), (1340, 150162), (1608, 125135), (1726, 116580), (1740, 115642), (1943, 103560), (2010, 100108), (2589, 77720), (2680, 75081), (3452, 58290), (3480, 57821), (3886, 51780), (4020, 50054), (4315, 46632), (5178, 38860), (5829, 34520), (6904, 29145), (7772, 25890), (8040, 25027), (8630, 23316), (9715, 20712), (10356, 19430), (11658, 17260), (12945, 15544)]

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