About the Number

130782720

130782719 ← → 130782721

2進数表記:111110010111001011000000000

漢数字表記:一億三千七十八万二千七百二十

素因数分解:

2 9 × 3 1 × 5 1 × 17029 1

素因数の和:17055
約数の個数: 80
約数和(自身を含む): 418120560
約数和(自身を除く): 287337840

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, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 17029, 34058, 51087, 68116, 85145, 102174, 136232, 170290, 204348, 255435, 272464, 340580, 408696, 510870, 544928, 681160, 817392, 1021740, 1089856, 1362320, 1634784, 2043480, 2179712, 2724640, 3269568, 4086960, 4359424, 5449280, 6539136, 8173920, 8718848, 10898560, 13078272, 16347840, 21797120, 26156544, 32695680, 43594240, 65391360, 130782720]

約数ペア:
[(1, 130782720), (2, 65391360), (3, 43594240), (4, 32695680), (5, 26156544), (6, 21797120), (8, 16347840), (10, 13078272), (12, 10898560), (15, 8718848), (16, 8173920), (20, 6539136), (24, 5449280), (30, 4359424), (32, 4086960), (40, 3269568), (48, 2724640), (60, 2179712), (64, 2043480), (80, 1634784), (96, 1362320), (120, 1089856), (128, 1021740), (160, 817392), (192, 681160), (240, 544928), (256, 510870), (320, 408696), (384, 340580), (480, 272464), (512, 255435), (640, 204348), (768, 170290), (960, 136232), (1280, 102174), (1536, 85145), (1920, 68116), (2560, 51087), (3840, 34058), (7680, 17029)]

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