About the Number

130231680

130231679 ← → 130231681

2進数表記:111110000110010110110000000

漢数字表記:一億三千二十三万千六百八十

素因数分解:

2 7 × 3 1 × 5 1 × 67829 1

素因数の和:67851
約数の個数: 64
約数和(自身を含む): 415119600
約数和(自身を除く): 284887920

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 67829, 135658, 203487, 271316, 339145, 406974, 542632, 678290, 813948, 1017435, 1085264, 1356580, 1627896, 2034870, 2170528, 2713160, 3255792, 4069740, 4341056, 5426320, 6511584, 8139480, 8682112, 10852640, 13023168, 16278960, 21705280, 26046336, 32557920, 43410560, 65115840, 130231680]

約数ペア:
[(1, 130231680), (2, 65115840), (3, 43410560), (4, 32557920), (5, 26046336), (6, 21705280), (8, 16278960), (10, 13023168), (12, 10852640), (15, 8682112), (16, 8139480), (20, 6511584), (24, 5426320), (30, 4341056), (32, 4069740), (40, 3255792), (48, 2713160), (60, 2170528), (64, 2034870), (80, 1627896), (96, 1356580), (120, 1085264), (128, 1017435), (160, 813948), (192, 678290), (240, 542632), (320, 406974), (384, 339145), (480, 271316), (640, 203487), (960, 135658), (1920, 67829)]

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