256790400

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1163}}^1$

素因数の和:1213

約数の個数: 192

約数和(自身を含む): 883336320

約数和(自身を除く): 626545920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 64, 69, 75, 80, 92, 96, 100, 115, 120, 128, 138, 150, 160, 184, 192, 200, 230, 240, 276, 300, 320, 345, 368, 384, 400, 460, 480, 552, 575, 600, 640, 690, 736, 800, 920, 960, 1104, 1150, 1163, 1200, 1380, 1472, 1600, 1725, 1840, 1920, 2208, 2300, 2326, 2400, 2760, 2944, 3200, 3450, 3489, 3680, 4416, 4600, 4652, 4800, 5520, 5815, 6900, 6978, 7360, 8832, 9200, 9304, 9600, 11040, 11630, 13800, 13956, 14720, 17445, 18400, 18608, 22080, 23260, 26749, 27600, 27912, 29075, 34890, 36800, 37216, 44160, 46520, 53498, 55200, 55824, 58150, 69780, 73600, 74432, 80247, 87225, 93040, 106996, 110400, 111648, 116300, 133745, 139560, 148864, 160494, 174450, 186080, 213992, 220800, 223296, 232600, 267490, 279120, 320988, 348900, 372160, 401235, 427984, 446592, 465200, 534980, 558240, 641976, 668725, 697800, 744320, 802470, 855968, 930400, 1069960, 1116480, 1283952, 1337450, 1395600, 1604940, 1711936, 1860800, 2006175, 2139920, 2232960, 2567904, 2674900, 2791200, 3209880, 3423872, 3721600, 4012350, 4279840, 5135808, 5349800, 5582400, 6419760, 8024700, 8559680, 10271616, 10699600, 11164800, 12839520, 16049400, 17119360, 21399200, 25679040, 32098800, 42798400, 51358080, 64197600, 85596800, 128395200, 256790400]

約数ペア:

[(1, 256790400), (2, 128395200), (3, 85596800), (4, 64197600), (5, 51358080), (6, 42798400), (8, 32098800), (10, 25679040), (12, 21399200), (15, 17119360), (16, 16049400), (20, 12839520), (23, 11164800), (24, 10699600), (25, 10271616), (30, 8559680), (32, 8024700), (40, 6419760), (46, 5582400), (48, 5349800), (50, 5135808), (60, 4279840), (64, 4012350), (69, 3721600), (75, 3423872), (80, 3209880), (92, 2791200), (96, 2674900), (100, 2567904), (115, 2232960), (120, 2139920), (128, 2006175), (138, 1860800), (150, 1711936), (160, 1604940), (184, 1395600), (192, 1337450), (200, 1283952), (230, 1116480), (240, 1069960), (276, 930400), (300, 855968), (320, 802470), (345, 744320), (368, 697800), (384, 668725), (400, 641976), (460, 558240), (480, 534980), (552, 465200), (575, 446592), (600, 427984), (640, 401235), (690, 372160), (736, 348900), (800, 320988), (920, 279120), (960, 267490), (1104, 232600), (1150, 223296), (1163, 220800), (1200, 213992), (1380, 186080), (1472, 174450), (1600, 160494), (1725, 148864), (1840, 139560), (1920, 133745), (2208, 116300), (2300, 111648), (2326, 110400), (2400, 106996), (2760, 93040), (2944, 87225), (3200, 80247), (3450, 74432), (3489, 73600), (3680, 69780), (4416, 58150), (4600, 55824), (4652, 55200), (4800, 53498), (5520, 46520), (5815, 44160), (6900, 37216), (6978, 36800), (7360, 34890), (8832, 29075), (9200, 27912), (9304, 27600), (9600, 26749), (11040, 23260), (11630, 22080), (13800, 18608), (13956, 18400), (14720, 17445)]