About the Number

12942994880

12942994879 ← → 12942994881

2進数表記:1100000011011101100110110111000000

漢数字表記:百二十九億四千二百九十九万四千八百八十

素因数分解:

2 6 × 5 1 × 17 1 × 281 1 × 8467 1

素因数の和:8782
約数の個数: 112
約数和(自身を含む): 32753478816
約数和(自身を除く): 19810483936

約数列:
[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 281, 320, 340, 544, 562, 680, 1088, 1124, 1360, 1405, 2248, 2720, 2810, 4496, 4777, 5440, 5620, 8467, 8992, 9554, 11240, 16934, 17984, 19108, 22480, 23885, 33868, 38216, 42335, 44960, 47770, 67736, 76432, 84670, 89920, 95540, 135472, 143939, 152864, 169340, 191080, 270944, 287878, 305728, 338680, 382160, 541888, 575756, 677360, 719695, 764320, 1151512, 1354720, 1439390, 1528640, 2303024, 2379227, 2709440, 2878780, 4606048, 4758454, 5757560, 9212096, 9516908, 11515120, 11896135, 19033816, 23030240, 23792270, 38067632, 40446859, 46060480, 47584540, 76135264, 80893718, 95169080, 152270528, 161787436, 190338160, 202234295, 323574872, 380676320, 404468590, 647149744, 761352640, 808937180, 1294299488, 1617874360, 2588598976, 3235748720, 6471497440, 12942994880]

約数ペア:
[(1, 12942994880), (2, 6471497440), (4, 3235748720), (5, 2588598976), (8, 1617874360), (10, 1294299488), (16, 808937180), (17, 761352640), (20, 647149744), (32, 404468590), (34, 380676320), (40, 323574872), (64, 202234295), (68, 190338160), (80, 161787436), (85, 152270528), (136, 95169080), (160, 80893718), (170, 76135264), (272, 47584540), (281, 46060480), (320, 40446859), (340, 38067632), (544, 23792270), (562, 23030240), (680, 19033816), (1088, 11896135), (1124, 11515120), (1360, 9516908), (1405, 9212096), (2248, 5757560), (2720, 4758454), (2810, 4606048), (4496, 2878780), (4777, 2709440), (5440, 2379227), (5620, 2303024), (8467, 1528640), (8992, 1439390), (9554, 1354720), (11240, 1151512), (16934, 764320), (17984, 719695), (19108, 677360), (22480, 575756), (23885, 541888), (33868, 382160), (38216, 338680), (42335, 305728), (44960, 287878), (47770, 270944), (67736, 191080), (76432, 169340), (84670, 152864), (89920, 143939), (95540, 135472)]

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