About the Number

200980980

200980979 ← → 200980981

2進数表記:1011111110101011100111110100

漢数字表記:二億九十八万九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 223 1 × 1669 1

素因数の和:1910
約数の個数: 96
約数和(自身を含む): 628454400
約数和(自身を除く): 427473420

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 223, 270, 446, 540, 669, 892, 1115, 1338, 1669, 2007, 2230, 2676, 3338, 3345, 4014, 4460, 5007, 6021, 6676, 6690, 8028, 8345, 10014, 10035, 12042, 13380, 15021, 16690, 20028, 20070, 24084, 25035, 30042, 30105, 33380, 40140, 45063, 50070, 60084, 60210, 75105, 90126, 100140, 120420, 150210, 180252, 225315, 300420, 372187, 450630, 744374, 901260, 1116561, 1488748, 1860935, 2233122, 3349683, 3721870, 4466244, 5582805, 6699366, 7443740, 10049049, 11165610, 13398732, 16748415, 20098098, 22331220, 33496830, 40196196, 50245245, 66993660, 100490490, 200980980]

約数ペア:
[(1, 200980980), (2, 100490490), (3, 66993660), (4, 50245245), (5, 40196196), (6, 33496830), (9, 22331220), (10, 20098098), (12, 16748415), (15, 13398732), (18, 11165610), (20, 10049049), (27, 7443740), (30, 6699366), (36, 5582805), (45, 4466244), (54, 3721870), (60, 3349683), (90, 2233122), (108, 1860935), (135, 1488748), (180, 1116561), (223, 901260), (270, 744374), (446, 450630), (540, 372187), (669, 300420), (892, 225315), (1115, 180252), (1338, 150210), (1669, 120420), (2007, 100140), (2230, 90126), (2676, 75105), (3338, 60210), (3345, 60084), (4014, 50070), (4460, 45063), (5007, 40140), (6021, 33380), (6676, 30105), (6690, 30042), (8028, 25035), (8345, 24084), (10014, 20070), (10035, 20028), (12042, 16690), (13380, 15021)]

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