About the Number

238992000

238991999 ← → 238992001

2進数表記:1110001111101011101010000000

漢数字表記:二億三千八百九十九万二千

素因数分解:

2 7 × 3 1 × 5 3 × 13 1 × 383 1

素因数の和:428
約数の個数: 256
約数和(自身を含む): 855429120
約数和(自身を除く): 616437120

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 125, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 250, 260, 300, 312, 320, 325, 375, 383, 384, 390, 400, 416, 480, 500, 520, 600, 624, 640, 650, 750, 766, 780, 800, 832, 960, 975, 1000, 1040, 1149, 1200, 1248, 1300, 1500, 1532, 1560, 1600, 1625, 1664, 1915, 1920, 1950, 2000, 2080, 2298, 2400, 2496, 2600, 3000, 3064, 3120, 3200, 3250, 3830, 3900, 4000, 4160, 4596, 4800, 4875, 4979, 4992, 5200, 5745, 6000, 6128, 6240, 6500, 7660, 7800, 8000, 8320, 9192, 9575, 9600, 9750, 9958, 10400, 11490, 12000, 12256, 12480, 13000, 14937, 15320, 15600, 16000, 18384, 19150, 19500, 19916, 20800, 22980, 24000, 24512, 24895, 24960, 26000, 28725, 29874, 30640, 31200, 36768, 38300, 39000, 39832, 41600, 45960, 47875, 48000, 49024, 49790, 52000, 57450, 59748, 61280, 62400, 73536, 74685, 76600, 78000, 79664, 91920, 95750, 99580, 104000, 114900, 119496, 122560, 124475, 124800, 143625, 147072, 149370, 153200, 156000, 159328, 183840, 191500, 199160, 208000, 229800, 238992, 245120, 248950, 287250, 298740, 306400, 312000, 318656, 367680, 373425, 383000, 398320, 459600, 477984, 497900, 574500, 597480, 612800, 622375, 624000, 637312, 735360, 746850, 766000, 796640, 919200, 955968, 995800, 1149000, 1194960, 1225600, 1244750, 1493700, 1532000, 1593280, 1838400, 1867125, 1911936, 1991600, 2298000, 2389920, 2489500, 2987400, 3064000, 3186560, 3676800, 3734250, 3983200, 4596000, 4779840, 4979000, 5974800, 6128000, 7468500, 7966400, 9192000, 9559680, 9958000, 11949600, 14937000, 15932800, 18384000, 19916000, 23899200, 29874000, 39832000, 47798400, 59748000, 79664000, 119496000, 238992000]

約数ペア:
[(1, 238992000), (2, 119496000), (3, 79664000), (4, 59748000), (5, 47798400), (6, 39832000), (8, 29874000), (10, 23899200), (12, 19916000), (13, 18384000), (15, 15932800), (16, 14937000), (20, 11949600), (24, 9958000), (25, 9559680), (26, 9192000), (30, 7966400), (32, 7468500), (39, 6128000), (40, 5974800), (48, 4979000), (50, 4779840), (52, 4596000), (60, 3983200), (64, 3734250), (65, 3676800), (75, 3186560), (78, 3064000), (80, 2987400), (96, 2489500), (100, 2389920), (104, 2298000), (120, 1991600), (125, 1911936), (128, 1867125), (130, 1838400), (150, 1593280), (156, 1532000), (160, 1493700), (192, 1244750), (195, 1225600), (200, 1194960), (208, 1149000), (240, 995800), (250, 955968), (260, 919200), (300, 796640), (312, 766000), (320, 746850), (325, 735360), (375, 637312), (383, 624000), (384, 622375), (390, 612800), (400, 597480), (416, 574500), (480, 497900), (500, 477984), (520, 459600), (600, 398320), (624, 383000), (640, 373425), (650, 367680), (750, 318656), (766, 312000), (780, 306400), (800, 298740), (832, 287250), (960, 248950), (975, 245120), (1000, 238992), (1040, 229800), (1149, 208000), (1200, 199160), (1248, 191500), (1300, 183840), (1500, 159328), (1532, 156000), (1560, 153200), (1600, 149370), (1625, 147072), (1664, 143625), (1915, 124800), (1920, 124475), (1950, 122560), (2000, 119496), (2080, 114900), (2298, 104000), (2400, 99580), (2496, 95750), (2600, 91920), (3000, 79664), (3064, 78000), (3120, 76600), (3200, 74685), (3250, 73536), (3830, 62400), (3900, 61280), (4000, 59748), (4160, 57450), (4596, 52000), (4800, 49790), (4875, 49024), (4979, 48000), (4992, 47875), (5200, 45960), (5745, 41600), (6000, 39832), (6128, 39000), (6240, 38300), (6500, 36768), (7660, 31200), (7800, 30640), (8000, 29874), (8320, 28725), (9192, 26000), (9575, 24960), (9600, 24895), (9750, 24512), (9958, 24000), (10400, 22980), (11490, 20800), (12000, 19916), (12256, 19500), (12480, 19150), (13000, 18384), (14937, 16000), (15320, 15600)]

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