About the Number

489793280

489793279 ← → 489793281

2進数表記:11101001100011010011100000000

漢数字表記:四億八千九百七十九万三千二百八十

素因数分解:

2 8 × 5 1 × 23 1 × 127 1 × 131 1

素因数の和:302
約数の個数: 144
約数和(自身を含む): 1243275264
約数和(自身を除く): 753481984

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 127, 128, 131, 160, 184, 230, 254, 256, 262, 320, 368, 460, 508, 524, 635, 640, 655, 736, 920, 1016, 1048, 1270, 1280, 1310, 1472, 1840, 2032, 2096, 2540, 2620, 2921, 2944, 3013, 3680, 4064, 4192, 5080, 5240, 5842, 5888, 6026, 7360, 8128, 8384, 10160, 10480, 11684, 12052, 14605, 14720, 15065, 16256, 16637, 16768, 20320, 20960, 23368, 24104, 29210, 29440, 30130, 32512, 33274, 33536, 40640, 41920, 46736, 48208, 58420, 60260, 66548, 81280, 83185, 83840, 93472, 96416, 116840, 120520, 133096, 162560, 166370, 167680, 186944, 192832, 233680, 241040, 266192, 332740, 373888, 382651, 385664, 467360, 482080, 532384, 665480, 747776, 765302, 771328, 934720, 964160, 1064768, 1330960, 1530604, 1869440, 1913255, 1928320, 2129536, 2661920, 3061208, 3738880, 3826510, 3856640, 4259072, 5323840, 6122416, 7653020, 10647680, 12244832, 15306040, 21295360, 24489664, 30612080, 48979328, 61224160, 97958656, 122448320, 244896640, 489793280]

約数ペア:
[(1, 489793280), (2, 244896640), (4, 122448320), (5, 97958656), (8, 61224160), (10, 48979328), (16, 30612080), (20, 24489664), (23, 21295360), (32, 15306040), (40, 12244832), (46, 10647680), (64, 7653020), (80, 6122416), (92, 5323840), (115, 4259072), (127, 3856640), (128, 3826510), (131, 3738880), (160, 3061208), (184, 2661920), (230, 2129536), (254, 1928320), (256, 1913255), (262, 1869440), (320, 1530604), (368, 1330960), (460, 1064768), (508, 964160), (524, 934720), (635, 771328), (640, 765302), (655, 747776), (736, 665480), (920, 532384), (1016, 482080), (1048, 467360), (1270, 385664), (1280, 382651), (1310, 373888), (1472, 332740), (1840, 266192), (2032, 241040), (2096, 233680), (2540, 192832), (2620, 186944), (2921, 167680), (2944, 166370), (3013, 162560), (3680, 133096), (4064, 120520), (4192, 116840), (5080, 96416), (5240, 93472), (5842, 83840), (5888, 83185), (6026, 81280), (7360, 66548), (8128, 60260), (8384, 58420), (10160, 48208), (10480, 46736), (11684, 41920), (12052, 40640), (14605, 33536), (14720, 33274), (15065, 32512), (16256, 30130), (16637, 29440), (16768, 29210), (20320, 24104), (20960, 23368)]

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