420176640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:499

約数の個数: 288

約数和(自身を含む): 1524660480

約数和(自身を除く): 1104483840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 256, 260, 285, 304, 312, 320, 380, 384, 390, 416, 443, 456, 480, 494, 520, 570, 608, 624, 640, 741, 760, 768, 780, 832, 886, 912, 960, 988, 1040, 1140, 1216, 1235, 1248, 1280, 1329, 1482, 1520, 1560, 1664, 1772, 1824, 1920, 1976, 2080, 2215, 2280, 2432, 2470, 2496, 2658, 2964, 3040, 3120, 3328, 3544, 3648, 3705, 3840, 3952, 4160, 4430, 4560, 4864, 4940, 4992, 5316, 5759, 5928, 6080, 6240, 6645, 7088, 7296, 7410, 7904, 8320, 8417, 8860, 9120, 9880, 9984, 10632, 11518, 11856, 12160, 12480, 13290, 14176, 14592, 14820, 15808, 16640, 16834, 17277, 17720, 18240, 19760, 21264, 23036, 23712, 24320, 24960, 25251, 26580, 28352, 28795, 29640, 31616, 33668, 34554, 35440, 36480, 39520, 42085, 42528, 46072, 47424, 49920, 50502, 53160, 56704, 57590, 59280, 63232, 67336, 69108, 70880, 72960, 79040, 84170, 85056, 86385, 92144, 94848, 101004, 106320, 109421, 113408, 115180, 118560, 126255, 134672, 138216, 141760, 158080, 168340, 170112, 172770, 184288, 189696, 202008, 212640, 218842, 230360, 237120, 252510, 269344, 276432, 283520, 316160, 328263, 336680, 340224, 345540, 368576, 404016, 425280, 437684, 460720, 474240, 505020, 538688, 547105, 552864, 567040, 656526, 673360, 691080, 737152, 808032, 850560, 875368, 921440, 948480, 1010040, 1077376, 1094210, 1105728, 1313052, 1346720, 1382160, 1474304, 1616064, 1641315, 1701120, 1750736, 1842880, 2020080, 2154752, 2188420, 2211456, 2626104, 2693440, 2764320, 3232128, 3282630, 3501472, 3685760, 4040160, 4376840, 4422912, 5252208, 5386880, 5528640, 6464256, 6565260, 7002944, 7371520, 8080320, 8753680, 10504416, 10773760, 11057280, 13130520, 14005888, 16160640, 17507360, 21008832, 22114560, 26261040, 28011776, 32321280, 35014720, 42017664, 52522080, 70029440, 84035328, 105044160, 140058880, 210088320, 420176640]

約数ペア:

[(1, 420176640), (2, 210088320), (3, 140058880), (4, 105044160), (5, 84035328), (6, 70029440), (8, 52522080), (10, 42017664), (12, 35014720), (13, 32321280), (15, 28011776), (16, 26261040), (19, 22114560), (20, 21008832), (24, 17507360), (26, 16160640), (30, 14005888), (32, 13130520), (38, 11057280), (39, 10773760), (40, 10504416), (48, 8753680), (52, 8080320), (57, 7371520), (60, 7002944), (64, 6565260), (65, 6464256), (76, 5528640), (78, 5386880), (80, 5252208), (95, 4422912), (96, 4376840), (104, 4040160), (114, 3685760), (120, 3501472), (128, 3282630), (130, 3232128), (152, 2764320), (156, 2693440), (160, 2626104), (190, 2211456), (192, 2188420), (195, 2154752), (208, 2020080), (228, 1842880), (240, 1750736), (247, 1701120), (256, 1641315), (260, 1616064), (285, 1474304), (304, 1382160), (312, 1346720), (320, 1313052), (380, 1105728), (384, 1094210), (390, 1077376), (416, 1010040), (443, 948480), (456, 921440), (480, 875368), (494, 850560), (520, 808032), (570, 737152), (608, 691080), (624, 673360), (640, 656526), (741, 567040), (760, 552864), (768, 547105), (780, 538688), (832, 505020), (886, 474240), (912, 460720), (960, 437684), (988, 425280), (1040, 404016), (1140, 368576), (1216, 345540), (1235, 340224), (1248, 336680), (1280, 328263), (1329, 316160), (1482, 283520), (1520, 276432), (1560, 269344), (1664, 252510), (1772, 237120), (1824, 230360), (1920, 218842), (1976, 212640), (2080, 202008), (2215, 189696), (2280, 184288), (2432, 172770), (2470, 170112), (2496, 168340), (2658, 158080), (2964, 141760), (3040, 138216), (3120, 134672), (3328, 126255), (3544, 118560), (3648, 115180), (3705, 113408), (3840, 109421), (3952, 106320), (4160, 101004), (4430, 94848), (4560, 92144), (4864, 86385), (4940, 85056), (4992, 84170), (5316, 79040), (5759, 72960), (5928, 70880), (6080, 69108), (6240, 67336), (6645, 63232), (7088, 59280), (7296, 57590), (7410, 56704), (7904, 53160), (8320, 50502), (8417, 49920), (8860, 47424), (9120, 46072), (9880, 42528), (9984, 42085), (10632, 39520), (11518, 36480), (11856, 35440), (12160, 34554), (12480, 33668), (13290, 31616), (14176, 29640), (14592, 28795), (14820, 28352), (15808, 26580), (16640, 25251), (16834, 24960), (17277, 24320), (17720, 23712), (18240, 23036), (19760, 21264)]