257376000

素因数分解:

$2^8\times 3^1\times 5^3\times 7^1\times {\mathrm{383}}^1$

素因数の和:424

約数の個数: 288

約数和(自身を含む): 979550208

約数和(自身を除く): 722174208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 256, 280, 300, 320, 336, 350, 375, 383, 384, 400, 420, 448, 480, 500, 525, 560, 600, 640, 672, 700, 750, 766, 768, 800, 840, 875, 896, 960, 1000, 1050, 1120, 1149, 1200, 1280, 1344, 1400, 1500, 1532, 1600, 1680, 1750, 1792, 1915, 1920, 2000, 2100, 2240, 2298, 2400, 2625, 2681, 2688, 2800, 3000, 3064, 3200, 3360, 3500, 3830, 3840, 4000, 4200, 4480, 4596, 4800, 5250, 5362, 5376, 5600, 5745, 6000, 6128, 6400, 6720, 7000, 7660, 8000, 8043, 8400, 8960, 9192, 9575, 9600, 10500, 10724, 11200, 11490, 12000, 12256, 13405, 13440, 14000, 15320, 16000, 16086, 16800, 18384, 19150, 19200, 21000, 21448, 22400, 22980, 24000, 24512, 26810, 26880, 28000, 28725, 30640, 32000, 32172, 33600, 36768, 38300, 40215, 42000, 42896, 44800, 45960, 47875, 48000, 49024, 53620, 56000, 57450, 61280, 64344, 67025, 67200, 73536, 76600, 80430, 84000, 85792, 91920, 95750, 96000, 98048, 107240, 112000, 114900, 122560, 128688, 134050, 134400, 143625, 147072, 153200, 160860, 168000, 171584, 183840, 191500, 201075, 214480, 224000, 229800, 245120, 257376, 268100, 287250, 294144, 306400, 321720, 335125, 336000, 343168, 367680, 383000, 402150, 428960, 459600, 490240, 514752, 536200, 574500, 612800, 643440, 670250, 672000, 686336, 735360, 766000, 804300, 857920, 919200, 1005375, 1029504, 1072400, 1149000, 1225600, 1286880, 1340500, 1470720, 1532000, 1608600, 1715840, 1838400, 2010750, 2059008, 2144800, 2298000, 2451200, 2573760, 2681000, 3064000, 3217200, 3431680, 3676800, 4021500, 4289600, 4596000, 5147520, 5362000, 6128000, 6434400, 7353600, 8043000, 8579200, 9192000, 10295040, 10724000, 12256000, 12868800, 16086000, 17158400, 18384000, 21448000, 25737600, 32172000, 36768000, 42896000, 51475200, 64344000, 85792000, 128688000, 257376000]

約数ペア:

[(1, 257376000), (2, 128688000), (3, 85792000), (4, 64344000), (5, 51475200), (6, 42896000), (7, 36768000), (8, 32172000), (10, 25737600), (12, 21448000), (14, 18384000), (15, 17158400), (16, 16086000), (20, 12868800), (21, 12256000), (24, 10724000), (25, 10295040), (28, 9192000), (30, 8579200), (32, 8043000), (35, 7353600), (40, 6434400), (42, 6128000), (48, 5362000), (50, 5147520), (56, 4596000), (60, 4289600), (64, 4021500), (70, 3676800), (75, 3431680), (80, 3217200), (84, 3064000), (96, 2681000), (100, 2573760), (105, 2451200), (112, 2298000), (120, 2144800), (125, 2059008), (128, 2010750), (140, 1838400), (150, 1715840), (160, 1608600), (168, 1532000), (175, 1470720), (192, 1340500), (200, 1286880), (210, 1225600), (224, 1149000), (240, 1072400), (250, 1029504), (256, 1005375), (280, 919200), (300, 857920), (320, 804300), (336, 766000), (350, 735360), (375, 686336), (383, 672000), (384, 670250), (400, 643440), (420, 612800), (448, 574500), (480, 536200), (500, 514752), (525, 490240), (560, 459600), (600, 428960), (640, 402150), (672, 383000), (700, 367680), (750, 343168), (766, 336000), (768, 335125), (800, 321720), (840, 306400), (875, 294144), (896, 287250), (960, 268100), (1000, 257376), (1050, 245120), (1120, 229800), (1149, 224000), (1200, 214480), (1280, 201075), (1344, 191500), (1400, 183840), (1500, 171584), (1532, 168000), (1600, 160860), (1680, 153200), (1750, 147072), (1792, 143625), (1915, 134400), (1920, 134050), (2000, 128688), (2100, 122560), (2240, 114900), (2298, 112000), (2400, 107240), (2625, 98048), (2681, 96000), (2688, 95750), (2800, 91920), (3000, 85792), (3064, 84000), (3200, 80430), (3360, 76600), (3500, 73536), (3830, 67200), (3840, 67025), (4000, 64344), (4200, 61280), (4480, 57450), (4596, 56000), (4800, 53620), (5250, 49024), (5362, 48000), (5376, 47875), (5600, 45960), (5745, 44800), (6000, 42896), (6128, 42000), (6400, 40215), (6720, 38300), (7000, 36768), (7660, 33600), (8000, 32172), (8043, 32000), (8400, 30640), (8960, 28725), (9192, 28000), (9575, 26880), (9600, 26810), (10500, 24512), (10724, 24000), (11200, 22980), (11490, 22400), (12000, 21448), (12256, 21000), (13405, 19200), (13440, 19150), (14000, 18384), (15320, 16800), (16000, 16086)]