About the Number

1242899040

1242899039 ← → 1242899041

2進数表記:1001010000101010010001001100000

漢数字表記:十二億四千二百八十九万九千四十

素因数分解:

2 5 × 3 1 × 5 1 × 523 1 × 4951 1

素因数の和:5492
約数の個数: 96
約数和(自身を含む): 3923410176
約数和(自身を除く): 2680511136

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 523, 1046, 1569, 2092, 2615, 3138, 4184, 4951, 5230, 6276, 7845, 8368, 9902, 10460, 12552, 14853, 15690, 16736, 19804, 20920, 24755, 25104, 29706, 31380, 39608, 41840, 49510, 50208, 59412, 62760, 74265, 79216, 83680, 99020, 118824, 125520, 148530, 158432, 198040, 237648, 251040, 297060, 396080, 475296, 594120, 792160, 1188240, 2376480, 2589373, 5178746, 7768119, 10357492, 12946865, 15536238, 20714984, 25893730, 31072476, 38840595, 41429968, 51787460, 62144952, 77681190, 82859936, 103574920, 124289904, 155362380, 207149840, 248579808, 310724760, 414299680, 621449520, 1242899040]

約数ペア:
[(1, 1242899040), (2, 621449520), (3, 414299680), (4, 310724760), (5, 248579808), (6, 207149840), (8, 155362380), (10, 124289904), (12, 103574920), (15, 82859936), (16, 77681190), (20, 62144952), (24, 51787460), (30, 41429968), (32, 38840595), (40, 31072476), (48, 25893730), (60, 20714984), (80, 15536238), (96, 12946865), (120, 10357492), (160, 7768119), (240, 5178746), (480, 2589373), (523, 2376480), (1046, 1188240), (1569, 792160), (2092, 594120), (2615, 475296), (3138, 396080), (4184, 297060), (4951, 251040), (5230, 237648), (6276, 198040), (7845, 158432), (8368, 148530), (9902, 125520), (10460, 118824), (12552, 99020), (14853, 83680), (15690, 79216), (16736, 74265), (19804, 62760), (20920, 59412), (24755, 50208), (25104, 49510), (29706, 41840), (31380, 39608)]

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