About the Number

61280280

61280279 ← → 61280281

2進数表記:11101001110001000000011000

漢数字表記:六千百二十八万二百八十

素因数分解:

2 3 × 3 3 × 5 1 × 23 1 × 2467 1

素因数の和:2510
約数の個数: 128
約数和(自身を含む): 213235200
約数和(自身を除く): 151954920

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2467, 2484, 2760, 3105, 4140, 4934, 4968, 6210, 7401, 8280, 9868, 12335, 12420, 14802, 19736, 22203, 24670, 24840, 29604, 37005, 44406, 49340, 56741, 59208, 66609, 74010, 88812, 98680, 111015, 113482, 133218, 148020, 170223, 177624, 222030, 226964, 266436, 283705, 296040, 333045, 340446, 444060, 453928, 510669, 532872, 567410, 666090, 680892, 851115, 888120, 1021338, 1134820, 1332180, 1361784, 1532007, 1702230, 2042676, 2269640, 2553345, 2664360, 3064014, 3404460, 4085352, 5106690, 6128028, 6808920, 7660035, 10213380, 12256056, 15320070, 20426760, 30640140, 61280280]

約数ペア:
[(1, 61280280), (2, 30640140), (3, 20426760), (4, 15320070), (5, 12256056), (6, 10213380), (8, 7660035), (9, 6808920), (10, 6128028), (12, 5106690), (15, 4085352), (18, 3404460), (20, 3064014), (23, 2664360), (24, 2553345), (27, 2269640), (30, 2042676), (36, 1702230), (40, 1532007), (45, 1361784), (46, 1332180), (54, 1134820), (60, 1021338), (69, 888120), (72, 851115), (90, 680892), (92, 666090), (108, 567410), (115, 532872), (120, 510669), (135, 453928), (138, 444060), (180, 340446), (184, 333045), (207, 296040), (216, 283705), (230, 266436), (270, 226964), (276, 222030), (345, 177624), (360, 170223), (414, 148020), (460, 133218), (540, 113482), (552, 111015), (621, 98680), (690, 88812), (828, 74010), (920, 66609), (1035, 59208), (1080, 56741), (1242, 49340), (1380, 44406), (1656, 37005), (2070, 29604), (2467, 24840), (2484, 24670), (2760, 22203), (3105, 19736), (4140, 14802), (4934, 12420), (4968, 12335), (6210, 9868), (7401, 8280)]

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