161887680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:524

約数の個数: 224

約数和(自身を含む): 586313280

約数和(自身を除く): 424425600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 64, 72, 80, 82, 90, 96, 108, 120, 123, 135, 144, 160, 164, 180, 192, 205, 216, 240, 246, 270, 288, 320, 328, 360, 369, 410, 432, 457, 480, 492, 540, 576, 615, 656, 720, 738, 820, 864, 914, 960, 984, 1080, 1107, 1230, 1312, 1371, 1440, 1476, 1640, 1728, 1828, 1845, 1968, 2160, 2214, 2285, 2460, 2624, 2742, 2880, 2952, 3280, 3656, 3690, 3936, 4113, 4320, 4428, 4570, 4920, 5484, 5535, 5904, 6560, 6855, 7312, 7380, 7872, 8226, 8640, 8856, 9140, 9840, 10968, 11070, 11808, 12339, 13120, 13710, 14624, 14760, 16452, 17712, 18280, 18737, 19680, 20565, 21936, 22140, 23616, 24678, 27420, 29248, 29520, 32904, 35424, 36560, 37474, 39360, 41130, 43872, 44280, 49356, 54840, 56211, 59040, 61695, 65808, 70848, 73120, 74948, 82260, 87744, 88560, 93685, 98712, 109680, 112422, 118080, 123390, 131616, 146240, 149896, 164520, 168633, 177120, 187370, 197424, 219360, 224844, 246780, 263232, 281055, 299792, 329040, 337266, 354240, 374740, 394848, 438720, 449688, 493560, 505899, 562110, 599584, 658080, 674532, 749480, 789696, 843165, 899376, 987120, 1011798, 1124220, 1199168, 1316160, 1349064, 1498960, 1686330, 1798752, 1974240, 2023596, 2248440, 2529495, 2698128, 2997920, 3372660, 3597504, 3948480, 4047192, 4496880, 5058990, 5396256, 5995840, 6745320, 8094384, 8993760, 10117980, 10792512, 13490640, 16188768, 17987520, 20235960, 26981280, 32377536, 40471920, 53962560, 80943840, 161887680]

約数ペア:

[(1, 161887680), (2, 80943840), (3, 53962560), (4, 40471920), (5, 32377536), (6, 26981280), (8, 20235960), (9, 17987520), (10, 16188768), (12, 13490640), (15, 10792512), (16, 10117980), (18, 8993760), (20, 8094384), (24, 6745320), (27, 5995840), (30, 5396256), (32, 5058990), (36, 4496880), (40, 4047192), (41, 3948480), (45, 3597504), (48, 3372660), (54, 2997920), (60, 2698128), (64, 2529495), (72, 2248440), (80, 2023596), (82, 1974240), (90, 1798752), (96, 1686330), (108, 1498960), (120, 1349064), (123, 1316160), (135, 1199168), (144, 1124220), (160, 1011798), (164, 987120), (180, 899376), (192, 843165), (205, 789696), (216, 749480), (240, 674532), (246, 658080), (270, 599584), (288, 562110), (320, 505899), (328, 493560), (360, 449688), (369, 438720), (410, 394848), (432, 374740), (457, 354240), (480, 337266), (492, 329040), (540, 299792), (576, 281055), (615, 263232), (656, 246780), (720, 224844), (738, 219360), (820, 197424), (864, 187370), (914, 177120), (960, 168633), (984, 164520), (1080, 149896), (1107, 146240), (1230, 131616), (1312, 123390), (1371, 118080), (1440, 112422), (1476, 109680), (1640, 98712), (1728, 93685), (1828, 88560), (1845, 87744), (1968, 82260), (2160, 74948), (2214, 73120), (2285, 70848), (2460, 65808), (2624, 61695), (2742, 59040), (2880, 56211), (2952, 54840), (3280, 49356), (3656, 44280), (3690, 43872), (3936, 41130), (4113, 39360), (4320, 37474), (4428, 36560), (4570, 35424), (4920, 32904), (5484, 29520), (5535, 29248), (5904, 27420), (6560, 24678), (6855, 23616), (7312, 22140), (7380, 21936), (7872, 20565), (8226, 19680), (8640, 18737), (8856, 18280), (9140, 17712), (9840, 16452), (10968, 14760), (11070, 14624), (11808, 13710), (12339, 13120)]