421676640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3803}}^1$

素因数の和:3842

約数の個数: 288

約数和(自身を含む): 1794514176

約数和(自身を除く): 1372837536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 160, 165, 168, 176, 180, 198, 210, 220, 224, 231, 240, 252, 264, 280, 288, 308, 315, 330, 336, 352, 360, 385, 396, 420, 440, 462, 480, 495, 504, 528, 560, 616, 630, 660, 672, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1056, 1120, 1155, 1232, 1260, 1320, 1386, 1440, 1540, 1584, 1680, 1760, 1848, 1980, 2016, 2310, 2464, 2520, 2640, 2772, 3080, 3168, 3360, 3465, 3696, 3803, 3960, 4620, 5040, 5280, 5544, 6160, 6930, 7392, 7606, 7920, 9240, 10080, 11088, 11409, 12320, 13860, 15212, 15840, 18480, 19015, 22176, 22818, 26621, 27720, 30424, 34227, 36960, 38030, 41833, 45636, 53242, 55440, 57045, 60848, 68454, 76060, 79863, 83666, 91272, 106484, 110880, 114090, 121696, 125499, 133105, 136908, 152120, 159726, 167332, 171135, 182544, 209165, 212968, 228180, 239589, 250998, 266210, 273816, 292831, 304240, 319452, 334664, 342270, 365088, 376497, 399315, 418330, 425936, 456360, 479178, 501996, 532420, 547632, 585662, 608480, 627495, 638904, 669328, 684540, 752994, 798630, 836660, 851872, 878493, 912720, 958356, 1003992, 1064840, 1095264, 1171324, 1197945, 1254990, 1277808, 1338656, 1369080, 1464155, 1505988, 1597260, 1673320, 1756986, 1825440, 1882485, 1916712, 2007984, 2129680, 2342648, 2395890, 2509980, 2555616, 2635479, 2738160, 2928310, 3011976, 3194520, 3346640, 3513972, 3764970, 3833424, 4015968, 4259360, 4392465, 4685296, 4791780, 5019960, 5270958, 5476320, 5856620, 6023952, 6389040, 6693280, 7027944, 7529940, 7666848, 8784930, 9370592, 9583560, 10039920, 10541916, 11713240, 12047904, 12778080, 13177395, 14055888, 15059880, 17569860, 19167120, 20079840, 21083832, 23426480, 26354790, 28111776, 30119760, 35139720, 38334240, 42167664, 46852960, 52709580, 60239520, 70279440, 84335328, 105419160, 140558880, 210838320, 421676640]

約数ペア:

[(1, 421676640), (2, 210838320), (3, 140558880), (4, 105419160), (5, 84335328), (6, 70279440), (7, 60239520), (8, 52709580), (9, 46852960), (10, 42167664), (11, 38334240), (12, 35139720), (14, 30119760), (15, 28111776), (16, 26354790), (18, 23426480), (20, 21083832), (21, 20079840), (22, 19167120), (24, 17569860), (28, 15059880), (30, 14055888), (32, 13177395), (33, 12778080), (35, 12047904), (36, 11713240), (40, 10541916), (42, 10039920), (44, 9583560), (45, 9370592), (48, 8784930), (55, 7666848), (56, 7529940), (60, 7027944), (63, 6693280), (66, 6389040), (70, 6023952), (72, 5856620), (77, 5476320), (80, 5270958), (84, 5019960), (88, 4791780), (90, 4685296), (96, 4392465), (99, 4259360), (105, 4015968), (110, 3833424), (112, 3764970), (120, 3513972), (126, 3346640), (132, 3194520), (140, 3011976), (144, 2928310), (154, 2738160), (160, 2635479), (165, 2555616), (168, 2509980), (176, 2395890), (180, 2342648), (198, 2129680), (210, 2007984), (220, 1916712), (224, 1882485), (231, 1825440), (240, 1756986), (252, 1673320), (264, 1597260), (280, 1505988), (288, 1464155), (308, 1369080), (315, 1338656), (330, 1277808), (336, 1254990), (352, 1197945), (360, 1171324), (385, 1095264), (396, 1064840), (420, 1003992), (440, 958356), (462, 912720), (480, 878493), (495, 851872), (504, 836660), (528, 798630), (560, 752994), (616, 684540), (630, 669328), (660, 638904), (672, 627495), (693, 608480), (720, 585662), (770, 547632), (792, 532420), (840, 501996), (880, 479178), (924, 456360), (990, 425936), (1008, 418330), (1056, 399315), (1120, 376497), (1155, 365088), (1232, 342270), (1260, 334664), (1320, 319452), (1386, 304240), (1440, 292831), (1540, 273816), (1584, 266210), (1680, 250998), (1760, 239589), (1848, 228180), (1980, 212968), (2016, 209165), (2310, 182544), (2464, 171135), (2520, 167332), (2640, 159726), (2772, 152120), (3080, 136908), (3168, 133105), (3360, 125499), (3465, 121696), (3696, 114090), (3803, 110880), (3960, 106484), (4620, 91272), (5040, 83666), (5280, 79863), (5544, 76060), (6160, 68454), (6930, 60848), (7392, 57045), (7606, 55440), (7920, 53242), (9240, 45636), (10080, 41833), (11088, 38030), (11409, 36960), (12320, 34227), (13860, 30424), (15212, 27720), (15840, 26621), (18480, 22818), (19015, 22176)]