128486400

素因数分解:

$2^{10}\times 3^1\times 5^2\times 7^1\times {\mathrm{239}}^1$

素因数の和:279

約数の個数: 264

約数和(自身を含む): 487349760

約数和(自身を除く): 358863360

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, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 239, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 478, 480, 512, 525, 560, 600, 640, 672, 700, 717, 768, 800, 840, 896, 956, 960, 1024, 1050, 1120, 1195, 1200, 1280, 1344, 1400, 1434, 1536, 1600, 1673, 1680, 1792, 1912, 1920, 2100, 2240, 2390, 2400, 2560, 2688, 2800, 2868, 3072, 3200, 3346, 3360, 3584, 3585, 3824, 3840, 4200, 4480, 4780, 4800, 5019, 5120, 5376, 5600, 5736, 5975, 6400, 6692, 6720, 7168, 7170, 7648, 7680, 8365, 8400, 8960, 9560, 9600, 10038, 10752, 11200, 11472, 11950, 12800, 13384, 13440, 14340, 15296, 15360, 16730, 16800, 17920, 17925, 19120, 19200, 20076, 21504, 22400, 22944, 23900, 25095, 25600, 26768, 26880, 28680, 30592, 33460, 33600, 35840, 35850, 38240, 38400, 40152, 41825, 44800, 45888, 47800, 50190, 53536, 53760, 57360, 61184, 66920, 67200, 71700, 76480, 76800, 80304, 83650, 89600, 91776, 95600, 100380, 107072, 107520, 114720, 122368, 125475, 133840, 134400, 143400, 152960, 160608, 167300, 179200, 183552, 191200, 200760, 214144, 229440, 244736, 250950, 267680, 268800, 286800, 305920, 321216, 334600, 367104, 382400, 401520, 428288, 458880, 501900, 535360, 537600, 573600, 611840, 642432, 669200, 734208, 764800, 803040, 856576, 917760, 1003800, 1070720, 1147200, 1223680, 1284864, 1338400, 1529600, 1606080, 1713152, 1835520, 2007600, 2141440, 2294400, 2569728, 2676800, 3059200, 3212160, 3671040, 4015200, 4282880, 4588800, 5139456, 5353600, 6118400, 6424320, 8030400, 8565760, 9177600, 10707200, 12848640, 16060800, 18355200, 21414400, 25697280, 32121600, 42828800, 64243200, 128486400]

約数ペア:

[(1, 128486400), (2, 64243200), (3, 42828800), (4, 32121600), (5, 25697280), (6, 21414400), (7, 18355200), (8, 16060800), (10, 12848640), (12, 10707200), (14, 9177600), (15, 8565760), (16, 8030400), (20, 6424320), (21, 6118400), (24, 5353600), (25, 5139456), (28, 4588800), (30, 4282880), (32, 4015200), (35, 3671040), (40, 3212160), (42, 3059200), (48, 2676800), (50, 2569728), (56, 2294400), (60, 2141440), (64, 2007600), (70, 1835520), (75, 1713152), (80, 1606080), (84, 1529600), (96, 1338400), (100, 1284864), (105, 1223680), (112, 1147200), (120, 1070720), (128, 1003800), (140, 917760), (150, 856576), (160, 803040), (168, 764800), (175, 734208), (192, 669200), (200, 642432), (210, 611840), (224, 573600), (239, 537600), (240, 535360), (256, 501900), (280, 458880), (300, 428288), (320, 401520), (336, 382400), (350, 367104), (384, 334600), (400, 321216), (420, 305920), (448, 286800), (478, 268800), (480, 267680), (512, 250950), (525, 244736), (560, 229440), (600, 214144), (640, 200760), (672, 191200), (700, 183552), (717, 179200), (768, 167300), (800, 160608), (840, 152960), (896, 143400), (956, 134400), (960, 133840), (1024, 125475), (1050, 122368), (1120, 114720), (1195, 107520), (1200, 107072), (1280, 100380), (1344, 95600), (1400, 91776), (1434, 89600), (1536, 83650), (1600, 80304), (1673, 76800), (1680, 76480), (1792, 71700), (1912, 67200), (1920, 66920), (2100, 61184), (2240, 57360), (2390, 53760), (2400, 53536), (2560, 50190), (2688, 47800), (2800, 45888), (2868, 44800), (3072, 41825), (3200, 40152), (3346, 38400), (3360, 38240), (3584, 35850), (3585, 35840), (3824, 33600), (3840, 33460), (4200, 30592), (4480, 28680), (4780, 26880), (4800, 26768), (5019, 25600), (5120, 25095), (5376, 23900), (5600, 22944), (5736, 22400), (5975, 21504), (6400, 20076), (6692, 19200), (6720, 19120), (7168, 17925), (7170, 17920), (7648, 16800), (7680, 16730), (8365, 15360), (8400, 15296), (8960, 14340), (9560, 13440), (9600, 13384), (10038, 12800), (10752, 11950), (11200, 11472)]