About the Number

420480

420479 ← → 420481

2進数表記:1100110101010000000

漢数字表記:四十二万四百八十

素因数分解:

2 7 × 3 2 × 5 1 × 73 1

素因数の和:98
約数の個数: 96
約数和(自身を含む): 1471860
約数和(自身を除く): 1051380

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 73, 80, 90, 96, 120, 128, 144, 146, 160, 180, 192, 219, 240, 288, 292, 320, 360, 365, 384, 438, 480, 576, 584, 640, 657, 720, 730, 876, 960, 1095, 1152, 1168, 1314, 1440, 1460, 1752, 1920, 2190, 2336, 2628, 2880, 2920, 3285, 3504, 4380, 4672, 5256, 5760, 5840, 6570, 7008, 8760, 9344, 10512, 11680, 13140, 14016, 17520, 21024, 23360, 26280, 28032, 35040, 42048, 46720, 52560, 70080, 84096, 105120, 140160, 210240, 420480]

約数ペア:
[(1, 420480), (2, 210240), (3, 140160), (4, 105120), (5, 84096), (6, 70080), (8, 52560), (9, 46720), (10, 42048), (12, 35040), (15, 28032), (16, 26280), (18, 23360), (20, 21024), (24, 17520), (30, 14016), (32, 13140), (36, 11680), (40, 10512), (45, 9344), (48, 8760), (60, 7008), (64, 6570), (72, 5840), (73, 5760), (80, 5256), (90, 4672), (96, 4380), (120, 3504), (128, 3285), (144, 2920), (146, 2880), (160, 2628), (180, 2336), (192, 2190), (219, 1920), (240, 1752), (288, 1460), (292, 1440), (320, 1314), (360, 1168), (365, 1152), (384, 1095), (438, 960), (480, 876), (576, 730), (584, 720), (640, 657)]

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