About the Number

2130720

2130719 ← → 2130721

2進数表記:1000001000001100100000

漢数字表記:二百十三万七百二十

素因数分解:

2 5 × 3 1 × 5 1 × 23 1 × 193 1

素因数の和:234
約数の個数: 96
約数和(自身を含む): 7039872
約数和(自身を除く): 4909152

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 193, 230, 240, 276, 345, 368, 386, 460, 480, 552, 579, 690, 736, 772, 920, 965, 1104, 1158, 1380, 1544, 1840, 1930, 2208, 2316, 2760, 2895, 3088, 3680, 3860, 4439, 4632, 5520, 5790, 6176, 7720, 8878, 9264, 11040, 11580, 13317, 15440, 17756, 18528, 22195, 23160, 26634, 30880, 35512, 44390, 46320, 53268, 66585, 71024, 88780, 92640, 106536, 133170, 142048, 177560, 213072, 266340, 355120, 426144, 532680, 710240, 1065360, 2130720]

約数ペア:
[(1, 2130720), (2, 1065360), (3, 710240), (4, 532680), (5, 426144), (6, 355120), (8, 266340), (10, 213072), (12, 177560), (15, 142048), (16, 133170), (20, 106536), (23, 92640), (24, 88780), (30, 71024), (32, 66585), (40, 53268), (46, 46320), (48, 44390), (60, 35512), (69, 30880), (80, 26634), (92, 23160), (96, 22195), (115, 18528), (120, 17756), (138, 15440), (160, 13317), (184, 11580), (193, 11040), (230, 9264), (240, 8878), (276, 7720), (345, 6176), (368, 5790), (386, 5520), (460, 4632), (480, 4439), (552, 3860), (579, 3680), (690, 3088), (736, 2895), (772, 2760), (920, 2316), (965, 2208), (1104, 1930), (1158, 1840), (1380, 1544)]

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