256232400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 240

約数和(自身を含む): 876432000

約数和(自身を除く): 620199600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 37, 40, 48, 50, 58, 60, 74, 75, 80, 87, 100, 111, 116, 120, 145, 148, 150, 174, 185, 199, 200, 222, 232, 240, 290, 296, 300, 348, 370, 398, 400, 435, 444, 464, 555, 580, 592, 597, 600, 696, 725, 740, 796, 870, 888, 925, 995, 1073, 1110, 1160, 1194, 1200, 1392, 1450, 1480, 1592, 1740, 1776, 1850, 1990, 2146, 2175, 2220, 2320, 2388, 2775, 2900, 2960, 2985, 3184, 3219, 3480, 3700, 3980, 4292, 4350, 4440, 4776, 4975, 5365, 5550, 5771, 5800, 5970, 6438, 6960, 7363, 7400, 7960, 8584, 8700, 8880, 9552, 9950, 10730, 11100, 11542, 11600, 11940, 12876, 14726, 14800, 14925, 15920, 16095, 17168, 17313, 17400, 19900, 21460, 22089, 22200, 23084, 23880, 25752, 26825, 28855, 29452, 29850, 32190, 34626, 34800, 36815, 39800, 42920, 44178, 44400, 46168, 47760, 51504, 53650, 57710, 58904, 59700, 64380, 69252, 73630, 79600, 80475, 85840, 86565, 88356, 92336, 107300, 110445, 115420, 117808, 119400, 128760, 138504, 144275, 147260, 160950, 173130, 176712, 184075, 213527, 214600, 220890, 230840, 238800, 257520, 277008, 288550, 294520, 321900, 346260, 353424, 368150, 427054, 429200, 432825, 441780, 461680, 552225, 577100, 589040, 640581, 643800, 692520, 736300, 854108, 865650, 883560, 1067635, 1104450, 1154200, 1281162, 1287600, 1385040, 1472600, 1708216, 1731300, 1767120, 2135270, 2208900, 2308400, 2562324, 2945200, 3202905, 3416432, 3462600, 4270540, 4417800, 5124648, 5338175, 6405810, 6925200, 8541080, 8835600, 10249296, 10676350, 12811620, 16014525, 17082160, 21352700, 25623240, 32029050, 42705400, 51246480, 64058100, 85410800, 128116200, 256232400]

約数ペア:

[(1, 256232400), (2, 128116200), (3, 85410800), (4, 64058100), (5, 51246480), (6, 42705400), (8, 32029050), (10, 25623240), (12, 21352700), (15, 17082160), (16, 16014525), (20, 12811620), (24, 10676350), (25, 10249296), (29, 8835600), (30, 8541080), (37, 6925200), (40, 6405810), (48, 5338175), (50, 5124648), (58, 4417800), (60, 4270540), (74, 3462600), (75, 3416432), (80, 3202905), (87, 2945200), (100, 2562324), (111, 2308400), (116, 2208900), (120, 2135270), (145, 1767120), (148, 1731300), (150, 1708216), (174, 1472600), (185, 1385040), (199, 1287600), (200, 1281162), (222, 1154200), (232, 1104450), (240, 1067635), (290, 883560), (296, 865650), (300, 854108), (348, 736300), (370, 692520), (398, 643800), (400, 640581), (435, 589040), (444, 577100), (464, 552225), (555, 461680), (580, 441780), (592, 432825), (597, 429200), (600, 427054), (696, 368150), (725, 353424), (740, 346260), (796, 321900), (870, 294520), (888, 288550), (925, 277008), (995, 257520), (1073, 238800), (1110, 230840), (1160, 220890), (1194, 214600), (1200, 213527), (1392, 184075), (1450, 176712), (1480, 173130), (1592, 160950), (1740, 147260), (1776, 144275), (1850, 138504), (1990, 128760), (2146, 119400), (2175, 117808), (2220, 115420), (2320, 110445), (2388, 107300), (2775, 92336), (2900, 88356), (2960, 86565), (2985, 85840), (3184, 80475), (3219, 79600), (3480, 73630), (3700, 69252), (3980, 64380), (4292, 59700), (4350, 58904), (4440, 57710), (4776, 53650), (4975, 51504), (5365, 47760), (5550, 46168), (5771, 44400), (5800, 44178), (5970, 42920), (6438, 39800), (6960, 36815), (7363, 34800), (7400, 34626), (7960, 32190), (8584, 29850), (8700, 29452), (8880, 28855), (9552, 26825), (9950, 25752), (10730, 23880), (11100, 23084), (11542, 22200), (11600, 22089), (11940, 21460), (12876, 19900), (14726, 17400), (14800, 17313), (14925, 17168), (15920, 16095)]