189990720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1609}}^1$

素因数の和:1673

約数の個数: 168

約数和(自身を含む): 669843720

約数和(自身を除く): 479853000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 192, 205, 240, 246, 288, 320, 328, 360, 369, 410, 480, 492, 576, 615, 656, 720, 738, 820, 960, 984, 1230, 1312, 1440, 1476, 1609, 1640, 1845, 1968, 2460, 2624, 2880, 2952, 3218, 3280, 3690, 3936, 4827, 4920, 5904, 6436, 6560, 7380, 7872, 8045, 9654, 9840, 11808, 12872, 13120, 14481, 14760, 16090, 19308, 19680, 23616, 24135, 25744, 28962, 29520, 32180, 38616, 39360, 48270, 51488, 57924, 59040, 64360, 65969, 72405, 77232, 96540, 102976, 115848, 118080, 128720, 131938, 144810, 154464, 193080, 197907, 231696, 257440, 263876, 289620, 308928, 329845, 386160, 395814, 463392, 514880, 527752, 579240, 593721, 659690, 772320, 791628, 926784, 989535, 1055504, 1158480, 1187442, 1319380, 1544640, 1583256, 1979070, 2111008, 2316960, 2374884, 2638760, 2968605, 3166512, 3958140, 4222016, 4633920, 4749768, 5277520, 5937210, 6333024, 7916280, 9499536, 10555040, 11874420, 12666048, 15832560, 18999072, 21110080, 23748840, 31665120, 37998144, 47497680, 63330240, 94995360, 189990720]

約数ペア:

[(1, 189990720), (2, 94995360), (3, 63330240), (4, 47497680), (5, 37998144), (6, 31665120), (8, 23748840), (9, 21110080), (10, 18999072), (12, 15832560), (15, 12666048), (16, 11874420), (18, 10555040), (20, 9499536), (24, 7916280), (30, 6333024), (32, 5937210), (36, 5277520), (40, 4749768), (41, 4633920), (45, 4222016), (48, 3958140), (60, 3166512), (64, 2968605), (72, 2638760), (80, 2374884), (82, 2316960), (90, 2111008), (96, 1979070), (120, 1583256), (123, 1544640), (144, 1319380), (160, 1187442), (164, 1158480), (180, 1055504), (192, 989535), (205, 926784), (240, 791628), (246, 772320), (288, 659690), (320, 593721), (328, 579240), (360, 527752), (369, 514880), (410, 463392), (480, 395814), (492, 386160), (576, 329845), (615, 308928), (656, 289620), (720, 263876), (738, 257440), (820, 231696), (960, 197907), (984, 193080), (1230, 154464), (1312, 144810), (1440, 131938), (1476, 128720), (1609, 118080), (1640, 115848), (1845, 102976), (1968, 96540), (2460, 77232), (2624, 72405), (2880, 65969), (2952, 64360), (3218, 59040), (3280, 57924), (3690, 51488), (3936, 48270), (4827, 39360), (4920, 38616), (5904, 32180), (6436, 29520), (6560, 28962), (7380, 25744), (7872, 24135), (8045, 23616), (9654, 19680), (9840, 19308), (11808, 16090), (12872, 14760), (13120, 14481)]