About the Number

1389843972480

1389843972479 ← → 1389843972481

2進数表記:10100001110011001001010000000000110000000

漢数字表記:一兆三千八百九十八億四千三百九十七万二千四百八十

素因数分解:

2 7 × 3 1 × 5 1 × 311 1 × 2327579 1

素因数の和:2327912
約数の個数: 128
約数和(自身を含む): 4444374355200
約数和(自身を除く): 3054530382720

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 311, 320, 384, 480, 622, 640, 933, 960, 1244, 1555, 1866, 1920, 2488, 3110, 3732, 4665, 4976, 6220, 7464, 9330, 9952, 12440, 14928, 18660, 19904, 24880, 29856, 37320, 39808, 49760, 59712, 74640, 99520, 119424, 149280, 199040, 298560, 597120, 2327579, 4655158, 6982737, 9310316, 11637895, 13965474, 18620632, 23275790, 27930948, 34913685, 37241264, 46551580, 55861896, 69827370, 74482528, 93103160, 111723792, 139654740, 148965056, 186206320, 223447584, 279309480, 297930112, 372412640, 446895168, 558618960, 723877069, 744825280, 893790336, 1117237920, 1447754138, 1489650560, 2171631207, 2234475840, 2895508276, 3619385345, 4343262414, 4468951680, 5791016552, 7238770690, 8686524828, 10858156035, 11582033104, 14477541380, 17373049656, 21716312070, 23164066208, 28955082760, 34746099312, 43432624140, 46328132416, 57910165520, 69492198624, 86865248280, 92656264832, 115820331040, 138984397248, 173730496560, 231640662080, 277968794496, 347460993120, 463281324160, 694921986240, 1389843972480]

約数ペア:
[(1, 1389843972480), (2, 694921986240), (3, 463281324160), (4, 347460993120), (5, 277968794496), (6, 231640662080), (8, 173730496560), (10, 138984397248), (12, 115820331040), (15, 92656264832), (16, 86865248280), (20, 69492198624), (24, 57910165520), (30, 46328132416), (32, 43432624140), (40, 34746099312), (48, 28955082760), (60, 23164066208), (64, 21716312070), (80, 17373049656), (96, 14477541380), (120, 11582033104), (128, 10858156035), (160, 8686524828), (192, 7238770690), (240, 5791016552), (311, 4468951680), (320, 4343262414), (384, 3619385345), (480, 2895508276), (622, 2234475840), (640, 2171631207), (933, 1489650560), (960, 1447754138), (1244, 1117237920), (1555, 893790336), (1866, 744825280), (1920, 723877069), (2488, 558618960), (3110, 446895168), (3732, 372412640), (4665, 297930112), (4976, 279309480), (6220, 223447584), (7464, 186206320), (9330, 148965056), (9952, 139654740), (12440, 111723792), (14928, 93103160), (18660, 74482528), (19904, 69827370), (24880, 55861896), (29856, 46551580), (37320, 37241264), (39808, 34913685), (49760, 27930948), (59712, 23275790), (74640, 18620632), (99520, 13965474), (119424, 11637895), (149280, 9310316), (199040, 6982737), (298560, 4655158), (597120, 2327579)]

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