About the Number

121381500

121381499 ← → 121381501

2進数表記:111001111000010001001111100

漢数字表記:一億二千百三十八万千五百

素因数分解:

2 2 × 3 1 × 5 3 × 19 1 × 4259 1

素因数の和:4300
約数の個数: 96
約数和(自身を含む): 372153600
約数和(自身を除く): 250772100

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 285, 300, 375, 380, 475, 500, 570, 750, 950, 1140, 1425, 1500, 1900, 2375, 2850, 4259, 4750, 5700, 7125, 8518, 9500, 12777, 14250, 17036, 21295, 25554, 28500, 42590, 51108, 63885, 80921, 85180, 106475, 127770, 161842, 212950, 242763, 255540, 319425, 323684, 404605, 425900, 485526, 532375, 638850, 809210, 971052, 1064750, 1213815, 1277700, 1597125, 1618420, 2023025, 2129500, 2427630, 3194250, 4046050, 4855260, 6069075, 6388500, 8092100, 10115125, 12138150, 20230250, 24276300, 30345375, 40460500, 60690750, 121381500]

約数ペア:
[(1, 121381500), (2, 60690750), (3, 40460500), (4, 30345375), (5, 24276300), (6, 20230250), (10, 12138150), (12, 10115125), (15, 8092100), (19, 6388500), (20, 6069075), (25, 4855260), (30, 4046050), (38, 3194250), (50, 2427630), (57, 2129500), (60, 2023025), (75, 1618420), (76, 1597125), (95, 1277700), (100, 1213815), (114, 1064750), (125, 971052), (150, 809210), (190, 638850), (228, 532375), (250, 485526), (285, 425900), (300, 404605), (375, 323684), (380, 319425), (475, 255540), (500, 242763), (570, 212950), (750, 161842), (950, 127770), (1140, 106475), (1425, 85180), (1500, 80921), (1900, 63885), (2375, 51108), (2850, 42590), (4259, 28500), (4750, 25554), (5700, 21295), (7125, 17036), (8518, 14250), (9500, 12777)]

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