About the Number

2123280

2123279 ← → 2123281

2進数表記:1000000110011000010000

漢数字表記:二百十二万三千二百八十

素因数分解:

2 4 × 3 3 × 5 1 × 983 1

素因数の和:1005
約数の個数: 80
約数和(自身を含む): 7320960
約数和(自身を除く): 5197680

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 983, 1080, 1966, 2160, 2949, 3932, 4915, 5898, 7864, 8847, 9830, 11796, 14745, 15728, 17694, 19660, 23592, 26541, 29490, 35388, 39320, 44235, 47184, 53082, 58980, 70776, 78640, 88470, 106164, 117960, 132705, 141552, 176940, 212328, 235920, 265410, 353880, 424656, 530820, 707760, 1061640, 2123280]

約数ペア:
[(1, 2123280), (2, 1061640), (3, 707760), (4, 530820), (5, 424656), (6, 353880), (8, 265410), (9, 235920), (10, 212328), (12, 176940), (15, 141552), (16, 132705), (18, 117960), (20, 106164), (24, 88470), (27, 78640), (30, 70776), (36, 58980), (40, 53082), (45, 47184), (48, 44235), (54, 39320), (60, 35388), (72, 29490), (80, 26541), (90, 23592), (108, 19660), (120, 17694), (135, 15728), (144, 14745), (180, 11796), (216, 9830), (240, 8847), (270, 7864), (360, 5898), (432, 4915), (540, 3932), (720, 2949), (983, 2160), (1080, 1966)]

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