253242720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 930877920

約数和(自身を除く): 677635200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 61, 62, 72, 80, 90, 93, 96, 108, 120, 122, 124, 135, 144, 155, 160, 180, 183, 186, 216, 240, 244, 248, 270, 279, 288, 305, 310, 360, 366, 372, 432, 465, 480, 488, 496, 540, 549, 558, 610, 620, 720, 732, 744, 837, 864, 915, 930, 961, 976, 992, 1080, 1098, 1116, 1220, 1240, 1395, 1440, 1464, 1488, 1647, 1674, 1830, 1860, 1891, 1922, 1952, 2160, 2196, 2232, 2440, 2480, 2745, 2790, 2883, 2928, 2976, 3294, 3348, 3660, 3720, 3782, 3844, 4185, 4320, 4392, 4464, 4805, 4880, 4960, 5490, 5580, 5673, 5766, 5856, 6588, 6696, 7320, 7440, 7564, 7688, 8235, 8370, 8649, 8784, 8928, 9455, 9610, 9760, 10980, 11160, 11346, 11532, 13176, 13392, 14415, 14640, 14880, 15128, 15376, 16470, 16740, 17019, 17298, 17568, 18910, 19220, 21960, 22320, 22692, 23064, 25947, 26352, 26784, 28365, 28830, 29280, 30256, 30752, 32940, 33480, 34038, 34596, 37820, 38440, 43245, 43920, 44640, 45384, 46128, 51057, 51894, 52704, 56730, 57660, 58621, 60512, 65880, 66960, 68076, 69192, 75640, 76880, 85095, 86490, 87840, 90768, 92256, 102114, 103788, 113460, 115320, 117242, 129735, 131760, 133920, 136152, 138384, 151280, 153760, 170190, 172980, 175863, 181536, 204228, 207576, 226920, 230640, 234484, 255285, 259470, 263520, 272304, 276768, 293105, 302560, 340380, 345960, 351726, 408456, 415152, 453840, 461280, 468968, 510570, 518940, 527589, 544608, 586210, 680760, 691920, 703452, 816912, 830304, 879315, 907680, 937936, 1021140, 1037880, 1055178, 1172420, 1361520, 1383840, 1406904, 1582767, 1633824, 1758630, 1875872, 2042280, 2075760, 2110356, 2344840, 2637945, 2723040, 2813808, 3165534, 3517260, 4084560, 4151520, 4220712, 4689680, 5275890, 5627616, 6331068, 7034520, 7913835, 8169120, 8441424, 9379360, 10551780, 12662136, 14069040, 15827670, 16882848, 21103560, 25324272, 28138080, 31655340, 42207120, 50648544, 63310680, 84414240, 126621360, 253242720]

約数ペア:

[(1, 253242720), (2, 126621360), (3, 84414240), (4, 63310680), (5, 50648544), (6, 42207120), (8, 31655340), (9, 28138080), (10, 25324272), (12, 21103560), (15, 16882848), (16, 15827670), (18, 14069040), (20, 12662136), (24, 10551780), (27, 9379360), (30, 8441424), (31, 8169120), (32, 7913835), (36, 7034520), (40, 6331068), (45, 5627616), (48, 5275890), (54, 4689680), (60, 4220712), (61, 4151520), (62, 4084560), (72, 3517260), (80, 3165534), (90, 2813808), (93, 2723040), (96, 2637945), (108, 2344840), (120, 2110356), (122, 2075760), (124, 2042280), (135, 1875872), (144, 1758630), (155, 1633824), (160, 1582767), (180, 1406904), (183, 1383840), (186, 1361520), (216, 1172420), (240, 1055178), (244, 1037880), (248, 1021140), (270, 937936), (279, 907680), (288, 879315), (305, 830304), (310, 816912), (360, 703452), (366, 691920), (372, 680760), (432, 586210), (465, 544608), (480, 527589), (488, 518940), (496, 510570), (540, 468968), (549, 461280), (558, 453840), (610, 415152), (620, 408456), (720, 351726), (732, 345960), (744, 340380), (837, 302560), (864, 293105), (915, 276768), (930, 272304), (961, 263520), (976, 259470), (992, 255285), (1080, 234484), (1098, 230640), (1116, 226920), (1220, 207576), (1240, 204228), (1395, 181536), (1440, 175863), (1464, 172980), (1488, 170190), (1647, 153760), (1674, 151280), (1830, 138384), (1860, 136152), (1891, 133920), (1922, 131760), (1952, 129735), (2160, 117242), (2196, 115320), (2232, 113460), (2440, 103788), (2480, 102114), (2745, 92256), (2790, 90768), (2883, 87840), (2928, 86490), (2976, 85095), (3294, 76880), (3348, 75640), (3660, 69192), (3720, 68076), (3782, 66960), (3844, 65880), (4185, 60512), (4320, 58621), (4392, 57660), (4464, 56730), (4805, 52704), (4880, 51894), (4960, 51057), (5490, 46128), (5580, 45384), (5673, 44640), (5766, 43920), (5856, 43245), (6588, 38440), (6696, 37820), (7320, 34596), (7440, 34038), (7564, 33480), (7688, 32940), (8235, 30752), (8370, 30256), (8649, 29280), (8784, 28830), (8928, 28365), (9455, 26784), (9610, 26352), (9760, 25947), (10980, 23064), (11160, 22692), (11346, 22320), (11532, 21960), (13176, 19220), (13392, 18910), (14415, 17568), (14640, 17298), (14880, 17019), (15128, 16740), (15376, 16470)]