About the Number

168139040

168139039 ← → 168139041

2進数表記:1010000001011001100100100000

漢数字表記:一億六千八百十三万九千四十

素因数分解:

2 5 × 5 1 × 31 1 × 109 1 × 311 1

素因数の和:466
約数の個数: 96
約数和(自身を含む): 415134720
約数和(自身を除く): 246995680

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 109, 124, 155, 160, 218, 248, 310, 311, 436, 496, 545, 620, 622, 872, 992, 1090, 1240, 1244, 1555, 1744, 2180, 2480, 2488, 3110, 3379, 3488, 4360, 4960, 4976, 6220, 6758, 8720, 9641, 9952, 12440, 13516, 16895, 17440, 19282, 24880, 27032, 33790, 33899, 38564, 48205, 49760, 54064, 67580, 67798, 77128, 96410, 108128, 135160, 135596, 154256, 169495, 192820, 270320, 271192, 308512, 338990, 385640, 540640, 542384, 677980, 771280, 1050869, 1084768, 1355960, 1542560, 2101738, 2711920, 4203476, 5254345, 5423840, 8406952, 10508690, 16813904, 21017380, 33627808, 42034760, 84069520, 168139040]

約数ペア:
[(1, 168139040), (2, 84069520), (4, 42034760), (5, 33627808), (8, 21017380), (10, 16813904), (16, 10508690), (20, 8406952), (31, 5423840), (32, 5254345), (40, 4203476), (62, 2711920), (80, 2101738), (109, 1542560), (124, 1355960), (155, 1084768), (160, 1050869), (218, 771280), (248, 677980), (310, 542384), (311, 540640), (436, 385640), (496, 338990), (545, 308512), (620, 271192), (622, 270320), (872, 192820), (992, 169495), (1090, 154256), (1240, 135596), (1244, 135160), (1555, 108128), (1744, 96410), (2180, 77128), (2480, 67798), (2488, 67580), (3110, 54064), (3379, 49760), (3488, 48205), (4360, 38564), (4960, 33899), (4976, 33790), (6220, 27032), (6758, 24880), (8720, 19282), (9641, 17440), (9952, 16895), (12440, 13516)]

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