254683440

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:439

約数の個数: 280

約数和(自身を含む): 970951248

約数和(自身を除く): 716267808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 243, 264, 270, 297, 324, 330, 360, 396, 397, 405, 432, 440, 486, 495, 528, 540, 594, 648, 660, 720, 729, 792, 794, 810, 880, 891, 972, 990, 1080, 1188, 1191, 1215, 1296, 1320, 1458, 1485, 1584, 1588, 1620, 1782, 1944, 1980, 1985, 2160, 2376, 2382, 2430, 2640, 2673, 2916, 2970, 3176, 3240, 3564, 3573, 3645, 3888, 3960, 3970, 4367, 4455, 4752, 4764, 4860, 5346, 5832, 5940, 5955, 6352, 6480, 7128, 7146, 7290, 7920, 7940, 8019, 8734, 8910, 9528, 9720, 10692, 10719, 11664, 11880, 11910, 13101, 13365, 14256, 14292, 14580, 15880, 16038, 17468, 17820, 17865, 19056, 19440, 21384, 21438, 21835, 23760, 23820, 26202, 26730, 28584, 29160, 31760, 32076, 32157, 34936, 35640, 35730, 39303, 40095, 42768, 42876, 43670, 47640, 52404, 53460, 53595, 57168, 58320, 64152, 64314, 65505, 69872, 71280, 71460, 78606, 80190, 85752, 87340, 95280, 96471, 104808, 106920, 107190, 117909, 128304, 128628, 131010, 142920, 157212, 160380, 160785, 171504, 174680, 192942, 196515, 209616, 213840, 214380, 235818, 257256, 262020, 285840, 289413, 314424, 320760, 321570, 349360, 353727, 385884, 393030, 428760, 471636, 482355, 514512, 524040, 578826, 589545, 628848, 641520, 643140, 707454, 771768, 786060, 857520, 943272, 964710, 1048080, 1061181, 1157652, 1179090, 1286280, 1414908, 1447065, 1543536, 1572120, 1768635, 1886544, 1929420, 2122362, 2315304, 2358180, 2572560, 2829816, 2894130, 3144240, 3183543, 3537270, 3858840, 4244724, 4630608, 4716360, 5305905, 5659632, 5788260, 6367086, 7074540, 7717680, 8489448, 9432720, 10611810, 11576520, 12734172, 14149080, 15917715, 16978896, 21223620, 23153040, 25468344, 28298160, 31835430, 42447240, 50936688, 63670860, 84894480, 127341720, 254683440]

約数ペア:

[(1, 254683440), (2, 127341720), (3, 84894480), (4, 63670860), (5, 50936688), (6, 42447240), (8, 31835430), (9, 28298160), (10, 25468344), (11, 23153040), (12, 21223620), (15, 16978896), (16, 15917715), (18, 14149080), (20, 12734172), (22, 11576520), (24, 10611810), (27, 9432720), (30, 8489448), (33, 7717680), (36, 7074540), (40, 6367086), (44, 5788260), (45, 5659632), (48, 5305905), (54, 4716360), (55, 4630608), (60, 4244724), (66, 3858840), (72, 3537270), (80, 3183543), (81, 3144240), (88, 2894130), (90, 2829816), (99, 2572560), (108, 2358180), (110, 2315304), (120, 2122362), (132, 1929420), (135, 1886544), (144, 1768635), (162, 1572120), (165, 1543536), (176, 1447065), (180, 1414908), (198, 1286280), (216, 1179090), (220, 1157652), (240, 1061181), (243, 1048080), (264, 964710), (270, 943272), (297, 857520), (324, 786060), (330, 771768), (360, 707454), (396, 643140), (397, 641520), (405, 628848), (432, 589545), (440, 578826), (486, 524040), (495, 514512), (528, 482355), (540, 471636), (594, 428760), (648, 393030), (660, 385884), (720, 353727), (729, 349360), (792, 321570), (794, 320760), (810, 314424), (880, 289413), (891, 285840), (972, 262020), (990, 257256), (1080, 235818), (1188, 214380), (1191, 213840), (1215, 209616), (1296, 196515), (1320, 192942), (1458, 174680), (1485, 171504), (1584, 160785), (1588, 160380), (1620, 157212), (1782, 142920), (1944, 131010), (1980, 128628), (1985, 128304), (2160, 117909), (2376, 107190), (2382, 106920), (2430, 104808), (2640, 96471), (2673, 95280), (2916, 87340), (2970, 85752), (3176, 80190), (3240, 78606), (3564, 71460), (3573, 71280), (3645, 69872), (3888, 65505), (3960, 64314), (3970, 64152), (4367, 58320), (4455, 57168), (4752, 53595), (4764, 53460), (4860, 52404), (5346, 47640), (5832, 43670), (5940, 42876), (5955, 42768), (6352, 40095), (6480, 39303), (7128, 35730), (7146, 35640), (7290, 34936), (7920, 32157), (7940, 32076), (8019, 31760), (8734, 29160), (8910, 28584), (9528, 26730), (9720, 26202), (10692, 23820), (10719, 23760), (11664, 21835), (11880, 21438), (11910, 21384), (13101, 19440), (13365, 19056), (14256, 17865), (14292, 17820), (14580, 17468), (15880, 16038)]