398350080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:407

約数の個数: 216

約数和(自身を含む): 1393435680

約数和(自身を除く): 995085600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 151, 160, 180, 192, 229, 240, 256, 288, 302, 320, 360, 384, 453, 458, 480, 576, 604, 640, 687, 720, 755, 768, 906, 916, 960, 1145, 1152, 1208, 1280, 1359, 1374, 1440, 1510, 1812, 1832, 1920, 2061, 2265, 2290, 2304, 2416, 2718, 2748, 2880, 3020, 3435, 3624, 3664, 3840, 4122, 4530, 4580, 4832, 5436, 5496, 5760, 6040, 6795, 6870, 7248, 7328, 8244, 9060, 9160, 9664, 10305, 10872, 10992, 11520, 12080, 13590, 13740, 14496, 14656, 16488, 18120, 18320, 19328, 20610, 21744, 21984, 24160, 27180, 27480, 28992, 29312, 32976, 34579, 36240, 36640, 38656, 41220, 43488, 43968, 48320, 54360, 54960, 57984, 58624, 65952, 69158, 72480, 73280, 82440, 86976, 87936, 96640, 103737, 108720, 109920, 115968, 131904, 138316, 144960, 146560, 164880, 172895, 173952, 175872, 193280, 207474, 217440, 219840, 263808, 276632, 289920, 293120, 311211, 329760, 345790, 347904, 414948, 434880, 439680, 518685, 527616, 553264, 579840, 622422, 659520, 691580, 829896, 869760, 879360, 1037370, 1106528, 1244844, 1319040, 1383160, 1556055, 1659792, 1739520, 2074740, 2213056, 2489688, 2638080, 2766320, 3112110, 3319584, 4149480, 4426112, 4979376, 5532640, 6224220, 6639168, 8298960, 8852224, 9958752, 11065280, 12448440, 13278336, 16597920, 19917504, 22130560, 24896880, 26556672, 33195840, 39835008, 44261120, 49793760, 66391680, 79670016, 99587520, 132783360, 199175040, 398350080]

約数ペア:

[(1, 398350080), (2, 199175040), (3, 132783360), (4, 99587520), (5, 79670016), (6, 66391680), (8, 49793760), (9, 44261120), (10, 39835008), (12, 33195840), (15, 26556672), (16, 24896880), (18, 22130560), (20, 19917504), (24, 16597920), (30, 13278336), (32, 12448440), (36, 11065280), (40, 9958752), (45, 8852224), (48, 8298960), (60, 6639168), (64, 6224220), (72, 5532640), (80, 4979376), (90, 4426112), (96, 4149480), (120, 3319584), (128, 3112110), (144, 2766320), (151, 2638080), (160, 2489688), (180, 2213056), (192, 2074740), (229, 1739520), (240, 1659792), (256, 1556055), (288, 1383160), (302, 1319040), (320, 1244844), (360, 1106528), (384, 1037370), (453, 879360), (458, 869760), (480, 829896), (576, 691580), (604, 659520), (640, 622422), (687, 579840), (720, 553264), (755, 527616), (768, 518685), (906, 439680), (916, 434880), (960, 414948), (1145, 347904), (1152, 345790), (1208, 329760), (1280, 311211), (1359, 293120), (1374, 289920), (1440, 276632), (1510, 263808), (1812, 219840), (1832, 217440), (1920, 207474), (2061, 193280), (2265, 175872), (2290, 173952), (2304, 172895), (2416, 164880), (2718, 146560), (2748, 144960), (2880, 138316), (3020, 131904), (3435, 115968), (3624, 109920), (3664, 108720), (3840, 103737), (4122, 96640), (4530, 87936), (4580, 86976), (4832, 82440), (5436, 73280), (5496, 72480), (5760, 69158), (6040, 65952), (6795, 58624), (6870, 57984), (7248, 54960), (7328, 54360), (8244, 48320), (9060, 43968), (9160, 43488), (9664, 41220), (10305, 38656), (10872, 36640), (10992, 36240), (11520, 34579), (12080, 32976), (13590, 29312), (13740, 28992), (14496, 27480), (14656, 27180), (16488, 24160), (18120, 21984), (18320, 21744), (19328, 20610)]