164557440

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 256

約数和(自身を含む): 594864000

約数和(自身を除く): 430306560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 89, 90, 96, 107, 108, 120, 128, 135, 144, 160, 178, 180, 192, 214, 216, 240, 267, 270, 288, 320, 321, 356, 360, 384, 428, 432, 445, 480, 534, 535, 540, 576, 640, 642, 712, 720, 801, 856, 864, 890, 960, 963, 1068, 1070, 1080, 1152, 1284, 1335, 1424, 1440, 1602, 1605, 1712, 1728, 1780, 1920, 1926, 2136, 2140, 2160, 2403, 2568, 2670, 2848, 2880, 2889, 3204, 3210, 3424, 3456, 3560, 3852, 4005, 4272, 4280, 4320, 4806, 4815, 5136, 5340, 5696, 5760, 5778, 6408, 6420, 6848, 7120, 7704, 8010, 8544, 8560, 8640, 9523, 9612, 9630, 10272, 10680, 11392, 11556, 12015, 12816, 12840, 13696, 14240, 14445, 15408, 16020, 17088, 17120, 17280, 19046, 19224, 19260, 20544, 21360, 23112, 24030, 25632, 25680, 28480, 28569, 28890, 30816, 32040, 34176, 34240, 38092, 38448, 38520, 41088, 42720, 46224, 47615, 48060, 51264, 51360, 56960, 57138, 57780, 61632, 64080, 68480, 76184, 76896, 77040, 85440, 85707, 92448, 95230, 96120, 102528, 102720, 114276, 115560, 123264, 128160, 142845, 152368, 153792, 154080, 170880, 171414, 184896, 190460, 192240, 205440, 228552, 231120, 256320, 257121, 285690, 304736, 307584, 308160, 342828, 369792, 380920, 384480, 428535, 457104, 462240, 512640, 514242, 571380, 609472, 616320, 685656, 761840, 768960, 857070, 914208, 924480, 1028484, 1142760, 1218944, 1285605, 1371312, 1523680, 1537920, 1714140, 1828416, 1848960, 2056968, 2285520, 2571210, 2742624, 3047360, 3428280, 3656832, 4113936, 4571040, 5142420, 5485248, 6094720, 6856560, 8227872, 9142080, 10284840, 10970496, 13713120, 16455744, 18284160, 20569680, 27426240, 32911488, 41139360, 54852480, 82278720, 164557440]

約数ペア:

[(1, 164557440), (2, 82278720), (3, 54852480), (4, 41139360), (5, 32911488), (6, 27426240), (8, 20569680), (9, 18284160), (10, 16455744), (12, 13713120), (15, 10970496), (16, 10284840), (18, 9142080), (20, 8227872), (24, 6856560), (27, 6094720), (30, 5485248), (32, 5142420), (36, 4571040), (40, 4113936), (45, 3656832), (48, 3428280), (54, 3047360), (60, 2742624), (64, 2571210), (72, 2285520), (80, 2056968), (89, 1848960), (90, 1828416), (96, 1714140), (107, 1537920), (108, 1523680), (120, 1371312), (128, 1285605), (135, 1218944), (144, 1142760), (160, 1028484), (178, 924480), (180, 914208), (192, 857070), (214, 768960), (216, 761840), (240, 685656), (267, 616320), (270, 609472), (288, 571380), (320, 514242), (321, 512640), (356, 462240), (360, 457104), (384, 428535), (428, 384480), (432, 380920), (445, 369792), (480, 342828), (534, 308160), (535, 307584), (540, 304736), (576, 285690), (640, 257121), (642, 256320), (712, 231120), (720, 228552), (801, 205440), (856, 192240), (864, 190460), (890, 184896), (960, 171414), (963, 170880), (1068, 154080), (1070, 153792), (1080, 152368), (1152, 142845), (1284, 128160), (1335, 123264), (1424, 115560), (1440, 114276), (1602, 102720), (1605, 102528), (1712, 96120), (1728, 95230), (1780, 92448), (1920, 85707), (1926, 85440), (2136, 77040), (2140, 76896), (2160, 76184), (2403, 68480), (2568, 64080), (2670, 61632), (2848, 57780), (2880, 57138), (2889, 56960), (3204, 51360), (3210, 51264), (3424, 48060), (3456, 47615), (3560, 46224), (3852, 42720), (4005, 41088), (4272, 38520), (4280, 38448), (4320, 38092), (4806, 34240), (4815, 34176), (5136, 32040), (5340, 30816), (5696, 28890), (5760, 28569), (5778, 28480), (6408, 25680), (6420, 25632), (6848, 24030), (7120, 23112), (7704, 21360), (8010, 20544), (8544, 19260), (8560, 19224), (8640, 19046), (9523, 17280), (9612, 17120), (9630, 17088), (10272, 16020), (10680, 15408), (11392, 14445), (11556, 14240), (12015, 13696), (12816, 12840)]