About the Number

130722720

130722719 ← → 130722721

2進数表記:111110010101010101110100000

漢数字表記:一億三千七十二万二千七百二十

素因数分解:

2 5 × 3 1 × 5 1 × 29 1 × 9391 1

素因数の和:9438
約数の個数: 96
約数和(自身を含む): 426021120
約数和(自身を除く): 295298400

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 348, 435, 464, 480, 580, 696, 870, 928, 1160, 1392, 1740, 2320, 2784, 3480, 4640, 6960, 9391, 13920, 18782, 28173, 37564, 46955, 56346, 75128, 93910, 112692, 140865, 150256, 187820, 225384, 272339, 281730, 300512, 375640, 450768, 544678, 563460, 751280, 817017, 901536, 1089356, 1126920, 1361695, 1502560, 1634034, 2178712, 2253840, 2723390, 3268068, 4085085, 4357424, 4507680, 5446780, 6536136, 8170170, 8714848, 10893560, 13072272, 16340340, 21787120, 26144544, 32680680, 43574240, 65361360, 130722720]

約数ペア:
[(1, 130722720), (2, 65361360), (3, 43574240), (4, 32680680), (5, 26144544), (6, 21787120), (8, 16340340), (10, 13072272), (12, 10893560), (15, 8714848), (16, 8170170), (20, 6536136), (24, 5446780), (29, 4507680), (30, 4357424), (32, 4085085), (40, 3268068), (48, 2723390), (58, 2253840), (60, 2178712), (80, 1634034), (87, 1502560), (96, 1361695), (116, 1126920), (120, 1089356), (145, 901536), (160, 817017), (174, 751280), (232, 563460), (240, 544678), (290, 450768), (348, 375640), (435, 300512), (464, 281730), (480, 272339), (580, 225384), (696, 187820), (870, 150256), (928, 140865), (1160, 112692), (1392, 93910), (1740, 75128), (2320, 56346), (2784, 46955), (3480, 37564), (4640, 28173), (6960, 18782), (9391, 13920)]

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