About the Number

168021960

168021959 ← → 168021961

2進数表記:1010000000111100111111001000

漢数字表記:一億六千八百二万千九百六十

素因数分解:

2 3 × 3 1 × 5 1 × 113 1 × 12391 1

素因数の和:12518
約数の個数: 64
約数和(自身を含む): 508567680
約数和(自身を除く): 340545720

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1695, 2260, 2712, 3390, 4520, 6780, 12391, 13560, 24782, 37173, 49564, 61955, 74346, 99128, 123910, 148692, 185865, 247820, 297384, 371730, 495640, 743460, 1400183, 1486920, 2800366, 4200549, 5600732, 7000915, 8401098, 11201464, 14001830, 16802196, 21002745, 28003660, 33604392, 42005490, 56007320, 84010980, 168021960]

約数ペア:
[(1, 168021960), (2, 84010980), (3, 56007320), (4, 42005490), (5, 33604392), (6, 28003660), (8, 21002745), (10, 16802196), (12, 14001830), (15, 11201464), (20, 8401098), (24, 7000915), (30, 5600732), (40, 4200549), (60, 2800366), (113, 1486920), (120, 1400183), (226, 743460), (339, 495640), (452, 371730), (565, 297384), (678, 247820), (904, 185865), (1130, 148692), (1356, 123910), (1695, 99128), (2260, 74346), (2712, 61955), (3390, 49564), (4520, 37173), (6780, 24782), (12391, 13560)]

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