About the Number

212160

212159 ← → 212161

2進数表記:110011110011000000

漢数字表記:二十一万二千百六十

素因数分解:

2 6 × 3 1 × 5 1 × 13 1 × 17 1

素因数の和:50
約数の個数: 112
約数和(自身を含む): 768096
約数和(自身を除く): 555936

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 64, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 170, 192, 195, 204, 208, 221, 240, 255, 260, 272, 312, 320, 340, 390, 408, 416, 442, 480, 510, 520, 544, 624, 663, 680, 780, 816, 832, 884, 960, 1020, 1040, 1088, 1105, 1248, 1326, 1360, 1560, 1632, 1768, 2040, 2080, 2210, 2496, 2652, 2720, 3120, 3264, 3315, 3536, 4080, 4160, 4420, 5304, 5440, 6240, 6630, 7072, 8160, 8840, 10608, 12480, 13260, 14144, 16320, 17680, 21216, 26520, 35360, 42432, 53040, 70720, 106080, 212160]

約数ペア:
[(1, 212160), (2, 106080), (3, 70720), (4, 53040), (5, 42432), (6, 35360), (8, 26520), (10, 21216), (12, 17680), (13, 16320), (15, 14144), (16, 13260), (17, 12480), (20, 10608), (24, 8840), (26, 8160), (30, 7072), (32, 6630), (34, 6240), (39, 5440), (40, 5304), (48, 4420), (51, 4160), (52, 4080), (60, 3536), (64, 3315), (65, 3264), (68, 3120), (78, 2720), (80, 2652), (85, 2496), (96, 2210), (102, 2080), (104, 2040), (120, 1768), (130, 1632), (136, 1560), (156, 1360), (160, 1326), (170, 1248), (192, 1105), (195, 1088), (204, 1040), (208, 1020), (221, 960), (240, 884), (255, 832), (260, 816), (272, 780), (312, 680), (320, 663), (340, 624), (390, 544), (408, 520), (416, 510), (442, 480)]

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