171969840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:404

約数の個数: 240

約数和(自身を含む): 667368000

約数和(自身を除く): 495398160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 149, 168, 180, 210, 229, 240, 252, 280, 298, 315, 336, 360, 420, 447, 458, 504, 560, 596, 630, 687, 720, 745, 840, 894, 916, 1008, 1043, 1145, 1192, 1260, 1341, 1374, 1490, 1603, 1680, 1788, 1832, 2061, 2086, 2235, 2290, 2384, 2520, 2682, 2748, 2980, 3129, 3206, 3435, 3576, 3664, 4122, 4172, 4470, 4580, 4809, 5040, 5215, 5364, 5496, 5960, 6258, 6412, 6705, 6870, 7152, 8015, 8244, 8344, 8940, 9160, 9387, 9618, 10305, 10430, 10728, 10992, 11920, 12516, 12824, 13410, 13740, 14427, 15645, 16030, 16488, 16688, 17880, 18320, 18774, 19236, 20610, 20860, 21456, 24045, 25032, 25648, 26820, 27480, 28854, 31290, 32060, 32976, 34121, 35760, 37548, 38472, 41220, 41720, 46935, 48090, 50064, 53640, 54960, 57708, 62580, 64120, 68242, 72135, 75096, 76944, 82440, 83440, 93870, 96180, 102363, 107280, 115416, 125160, 128240, 136484, 144270, 150192, 164880, 170605, 187740, 192360, 204726, 230832, 238847, 250320, 272968, 288540, 307089, 341210, 375480, 384720, 409452, 477694, 511815, 545936, 577080, 614178, 682420, 716541, 750960, 818904, 955388, 1023630, 1154160, 1194235, 1228356, 1364840, 1433082, 1535445, 1637808, 1910776, 2047260, 2149623, 2388470, 2456712, 2729680, 2866164, 3070890, 3582705, 3821552, 4094520, 4299246, 4776940, 4913424, 5732328, 6141780, 7165410, 8189040, 8598492, 9553880, 10748115, 11464656, 12283560, 14330820, 17196984, 19107760, 21496230, 24567120, 28661640, 34393968, 42992460, 57323280, 85984920, 171969840]

約数ペア:

[(1, 171969840), (2, 85984920), (3, 57323280), (4, 42992460), (5, 34393968), (6, 28661640), (7, 24567120), (8, 21496230), (9, 19107760), (10, 17196984), (12, 14330820), (14, 12283560), (15, 11464656), (16, 10748115), (18, 9553880), (20, 8598492), (21, 8189040), (24, 7165410), (28, 6141780), (30, 5732328), (35, 4913424), (36, 4776940), (40, 4299246), (42, 4094520), (45, 3821552), (48, 3582705), (56, 3070890), (60, 2866164), (63, 2729680), (70, 2456712), (72, 2388470), (80, 2149623), (84, 2047260), (90, 1910776), (105, 1637808), (112, 1535445), (120, 1433082), (126, 1364840), (140, 1228356), (144, 1194235), (149, 1154160), (168, 1023630), (180, 955388), (210, 818904), (229, 750960), (240, 716541), (252, 682420), (280, 614178), (298, 577080), (315, 545936), (336, 511815), (360, 477694), (420, 409452), (447, 384720), (458, 375480), (504, 341210), (560, 307089), (596, 288540), (630, 272968), (687, 250320), (720, 238847), (745, 230832), (840, 204726), (894, 192360), (916, 187740), (1008, 170605), (1043, 164880), (1145, 150192), (1192, 144270), (1260, 136484), (1341, 128240), (1374, 125160), (1490, 115416), (1603, 107280), (1680, 102363), (1788, 96180), (1832, 93870), (2061, 83440), (2086, 82440), (2235, 76944), (2290, 75096), (2384, 72135), (2520, 68242), (2682, 64120), (2748, 62580), (2980, 57708), (3129, 54960), (3206, 53640), (3435, 50064), (3576, 48090), (3664, 46935), (4122, 41720), (4172, 41220), (4470, 38472), (4580, 37548), (4809, 35760), (5040, 34121), (5215, 32976), (5364, 32060), (5496, 31290), (5960, 28854), (6258, 27480), (6412, 26820), (6705, 25648), (6870, 25032), (7152, 24045), (8015, 21456), (8244, 20860), (8344, 20610), (8940, 19236), (9160, 18774), (9387, 18320), (9618, 17880), (10305, 16688), (10430, 16488), (10728, 16030), (10992, 15645), (11920, 14427), (12516, 13740), (12824, 13410)]