257481000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 384

約数和(自身を含む): 1026005760

約数和(自身を除く): 768524760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 61, 63, 67, 70, 72, 75, 84, 90, 100, 105, 120, 122, 125, 126, 134, 140, 150, 168, 175, 180, 183, 200, 201, 210, 225, 244, 250, 252, 268, 280, 300, 305, 315, 335, 350, 360, 366, 375, 402, 420, 427, 450, 469, 488, 500, 504, 525, 536, 549, 600, 603, 610, 630, 670, 700, 732, 750, 804, 840, 854, 875, 900, 915, 938, 1000, 1005, 1050, 1098, 1125, 1206, 1220, 1260, 1281, 1340, 1400, 1407, 1464, 1500, 1525, 1575, 1608, 1675, 1708, 1750, 1800, 1830, 1876, 2010, 2100, 2135, 2196, 2250, 2345, 2412, 2440, 2520, 2562, 2625, 2680, 2745, 2814, 3000, 3015, 3050, 3150, 3350, 3416, 3500, 3660, 3752, 3843, 4020, 4087, 4200, 4221, 4270, 4392, 4500, 4575, 4690, 4824, 5025, 5124, 5250, 5490, 5628, 6030, 6100, 6300, 6405, 6700, 7000, 7035, 7320, 7625, 7686, 7875, 8040, 8174, 8375, 8442, 8540, 9000, 9150, 9380, 10050, 10248, 10500, 10675, 10980, 11256, 11725, 12060, 12200, 12261, 12600, 12810, 13400, 13725, 14070, 15075, 15250, 15372, 15750, 16348, 16750, 16884, 17080, 18300, 18760, 19215, 20100, 20435, 21000, 21105, 21350, 21960, 22875, 23450, 24120, 24522, 25125, 25620, 27450, 28140, 28609, 30150, 30500, 30744, 31500, 32025, 32696, 33500, 33768, 35175, 36600, 36783, 38430, 40200, 40870, 42210, 42700, 45750, 46900, 49044, 50250, 51240, 53375, 54900, 56280, 57218, 58625, 60300, 61000, 61305, 63000, 64050, 67000, 68625, 70350, 73566, 75375, 76860, 81740, 84420, 85400, 85827, 91500, 93800, 96075, 98088, 100500, 102175, 105525, 106750, 109800, 114436, 117250, 120600, 122610, 128100, 137250, 140700, 143045, 147132, 150750, 153720, 160125, 163480, 168840, 171654, 175875, 183000, 183915, 192150, 201000, 204350, 211050, 213500, 228872, 234500, 245220, 256200, 257481, 274500, 281400, 286090, 294264, 301500, 306525, 320250, 343308, 351750, 367830, 384300, 408700, 422100, 427000, 429135, 469000, 480375, 490440, 510875, 514962, 527625, 549000, 572180, 603000, 613050, 640500, 686616, 703500, 715225, 735660, 768600, 817400, 844200, 858270, 919575, 960750, 1021750, 1029924, 1055250, 1144360, 1226100, 1281000, 1287405, 1407000, 1430450, 1471320, 1532625, 1716540, 1839150, 1921500, 2043500, 2059848, 2110500, 2145675, 2452200, 2574810, 2860900, 3065250, 3433080, 3576125, 3678300, 3843000, 4087000, 4221000, 4291350, 4597875, 5149620, 5721800, 6130500, 6437025, 7152250, 7356600, 8582700, 9195750, 10299240, 10728375, 12261000, 12874050, 14304500, 17165400, 18391500, 21456750, 25748100, 28609000, 32185125, 36783000, 42913500, 51496200, 64370250, 85827000, 128740500, 257481000]

約数ペア:

[(1, 257481000), (2, 128740500), (3, 85827000), (4, 64370250), (5, 51496200), (6, 42913500), (7, 36783000), (8, 32185125), (9, 28609000), (10, 25748100), (12, 21456750), (14, 18391500), (15, 17165400), (18, 14304500), (20, 12874050), (21, 12261000), (24, 10728375), (25, 10299240), (28, 9195750), (30, 8582700), (35, 7356600), (36, 7152250), (40, 6437025), (42, 6130500), (45, 5721800), (50, 5149620), (56, 4597875), (60, 4291350), (61, 4221000), (63, 4087000), (67, 3843000), (70, 3678300), (72, 3576125), (75, 3433080), (84, 3065250), (90, 2860900), (100, 2574810), (105, 2452200), (120, 2145675), (122, 2110500), (125, 2059848), (126, 2043500), (134, 1921500), (140, 1839150), (150, 1716540), (168, 1532625), (175, 1471320), (180, 1430450), (183, 1407000), (200, 1287405), (201, 1281000), (210, 1226100), (225, 1144360), (244, 1055250), (250, 1029924), (252, 1021750), (268, 960750), (280, 919575), (300, 858270), (305, 844200), (315, 817400), (335, 768600), (350, 735660), (360, 715225), (366, 703500), (375, 686616), (402, 640500), (420, 613050), (427, 603000), (450, 572180), (469, 549000), (488, 527625), (500, 514962), (504, 510875), (525, 490440), (536, 480375), (549, 469000), (600, 429135), (603, 427000), (610, 422100), (630, 408700), (670, 384300), (700, 367830), (732, 351750), (750, 343308), (804, 320250), (840, 306525), (854, 301500), (875, 294264), (900, 286090), (915, 281400), (938, 274500), (1000, 257481), (1005, 256200), (1050, 245220), (1098, 234500), (1125, 228872), (1206, 213500), (1220, 211050), (1260, 204350), (1281, 201000), (1340, 192150), (1400, 183915), (1407, 183000), (1464, 175875), (1500, 171654), (1525, 168840), (1575, 163480), (1608, 160125), (1675, 153720), (1708, 150750), (1750, 147132), (1800, 143045), (1830, 140700), (1876, 137250), (2010, 128100), (2100, 122610), (2135, 120600), (2196, 117250), (2250, 114436), (2345, 109800), (2412, 106750), (2440, 105525), (2520, 102175), (2562, 100500), (2625, 98088), (2680, 96075), (2745, 93800), (2814, 91500), (3000, 85827), (3015, 85400), (3050, 84420), (3150, 81740), (3350, 76860), (3416, 75375), (3500, 73566), (3660, 70350), (3752, 68625), (3843, 67000), (4020, 64050), (4087, 63000), (4200, 61305), (4221, 61000), (4270, 60300), (4392, 58625), (4500, 57218), (4575, 56280), (4690, 54900), (4824, 53375), (5025, 51240), (5124, 50250), (5250, 49044), (5490, 46900), (5628, 45750), (6030, 42700), (6100, 42210), (6300, 40870), (6405, 40200), (6700, 38430), (7000, 36783), (7035, 36600), (7320, 35175), (7625, 33768), (7686, 33500), (7875, 32696), (8040, 32025), (8174, 31500), (8375, 30744), (8442, 30500), (8540, 30150), (9000, 28609), (9150, 28140), (9380, 27450), (10050, 25620), (10248, 25125), (10500, 24522), (10675, 24120), (10980, 23450), (11256, 22875), (11725, 21960), (12060, 21350), (12200, 21105), (12261, 21000), (12600, 20435), (12810, 20100), (13400, 19215), (13725, 18760), (14070, 18300), (15075, 17080), (15250, 16884), (15372, 16750), (15750, 16348)]