398681640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:361

約数の個数: 288

約数和(自身を含む): 1529335080

約数和(自身を除く): 1130653440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 97, 98, 105, 120, 126, 140, 147, 168, 180, 194, 196, 210, 233, 245, 252, 280, 291, 294, 315, 360, 388, 392, 420, 441, 466, 485, 490, 504, 582, 588, 630, 679, 699, 735, 776, 840, 873, 882, 932, 970, 980, 1164, 1165, 1176, 1260, 1358, 1398, 1455, 1470, 1631, 1746, 1764, 1864, 1940, 1960, 2037, 2097, 2205, 2328, 2330, 2520, 2716, 2796, 2910, 2940, 3262, 3395, 3492, 3495, 3528, 3880, 4074, 4194, 4365, 4410, 4660, 4753, 4893, 5432, 5592, 5820, 5880, 6111, 6524, 6790, 6984, 6990, 8148, 8155, 8388, 8730, 8820, 9320, 9506, 9786, 10185, 10485, 11417, 11640, 12222, 13048, 13580, 13980, 14259, 14679, 16296, 16310, 16776, 17460, 17640, 19012, 19572, 20370, 20970, 22601, 22834, 23765, 24444, 24465, 27160, 27960, 28518, 29358, 30555, 32620, 34251, 34920, 38024, 39144, 40740, 41940, 42777, 45202, 45668, 47530, 48888, 48930, 57036, 57085, 58716, 61110, 65240, 67803, 68502, 71295, 73395, 81480, 83880, 85554, 90404, 91336, 95060, 97860, 102753, 113005, 114072, 114170, 117432, 122220, 135606, 137004, 142590, 146790, 158207, 171108, 171255, 180808, 190120, 195720, 203409, 205506, 213885, 226010, 228340, 244440, 271212, 274008, 285180, 293580, 316414, 339015, 342216, 342510, 406818, 411012, 427770, 452020, 456680, 474621, 513765, 542424, 570360, 587160, 632828, 678030, 685020, 791035, 813636, 822024, 855540, 904040, 949242, 1017045, 1027530, 1107449, 1265656, 1356060, 1370040, 1423863, 1582070, 1627272, 1711080, 1898484, 2034090, 2055060, 2214898, 2373105, 2712120, 2847726, 3164140, 3322347, 3796968, 4068180, 4110120, 4429796, 4746210, 5537245, 5695452, 6328280, 6644694, 7119315, 8136360, 8859592, 9492420, 9967041, 11074490, 11390904, 13289388, 14238630, 16611735, 18984840, 19934082, 22148980, 26578776, 28477260, 33223470, 39868164, 44297960, 49835205, 56954520, 66446940, 79736328, 99670410, 132893880, 199340820, 398681640]

約数ペア:

[(1, 398681640), (2, 199340820), (3, 132893880), (4, 99670410), (5, 79736328), (6, 66446940), (7, 56954520), (8, 49835205), (9, 44297960), (10, 39868164), (12, 33223470), (14, 28477260), (15, 26578776), (18, 22148980), (20, 19934082), (21, 18984840), (24, 16611735), (28, 14238630), (30, 13289388), (35, 11390904), (36, 11074490), (40, 9967041), (42, 9492420), (45, 8859592), (49, 8136360), (56, 7119315), (60, 6644694), (63, 6328280), (70, 5695452), (72, 5537245), (84, 4746210), (90, 4429796), (97, 4110120), (98, 4068180), (105, 3796968), (120, 3322347), (126, 3164140), (140, 2847726), (147, 2712120), (168, 2373105), (180, 2214898), (194, 2055060), (196, 2034090), (210, 1898484), (233, 1711080), (245, 1627272), (252, 1582070), (280, 1423863), (291, 1370040), (294, 1356060), (315, 1265656), (360, 1107449), (388, 1027530), (392, 1017045), (420, 949242), (441, 904040), (466, 855540), (485, 822024), (490, 813636), (504, 791035), (582, 685020), (588, 678030), (630, 632828), (679, 587160), (699, 570360), (735, 542424), (776, 513765), (840, 474621), (873, 456680), (882, 452020), (932, 427770), (970, 411012), (980, 406818), (1164, 342510), (1165, 342216), (1176, 339015), (1260, 316414), (1358, 293580), (1398, 285180), (1455, 274008), (1470, 271212), (1631, 244440), (1746, 228340), (1764, 226010), (1864, 213885), (1940, 205506), (1960, 203409), (2037, 195720), (2097, 190120), (2205, 180808), (2328, 171255), (2330, 171108), (2520, 158207), (2716, 146790), (2796, 142590), (2910, 137004), (2940, 135606), (3262, 122220), (3395, 117432), (3492, 114170), (3495, 114072), (3528, 113005), (3880, 102753), (4074, 97860), (4194, 95060), (4365, 91336), (4410, 90404), (4660, 85554), (4753, 83880), (4893, 81480), (5432, 73395), (5592, 71295), (5820, 68502), (5880, 67803), (6111, 65240), (6524, 61110), (6790, 58716), (6984, 57085), (6990, 57036), (8148, 48930), (8155, 48888), (8388, 47530), (8730, 45668), (8820, 45202), (9320, 42777), (9506, 41940), (9786, 40740), (10185, 39144), (10485, 38024), (11417, 34920), (11640, 34251), (12222, 32620), (13048, 30555), (13580, 29358), (13980, 28518), (14259, 27960), (14679, 27160), (16296, 24465), (16310, 24444), (16776, 23765), (17460, 22834), (17640, 22601), (19012, 20970), (19572, 20370)]