321913440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 240

約数和(自身を含む): 1158086160

約数和(自身を除く): 836172720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 59, 60, 72, 80, 81, 90, 96, 108, 118, 120, 135, 144, 160, 162, 177, 180, 216, 236, 240, 270, 288, 295, 324, 354, 360, 405, 421, 432, 472, 480, 531, 540, 590, 648, 708, 720, 810, 842, 864, 885, 944, 1062, 1080, 1180, 1263, 1296, 1416, 1440, 1593, 1620, 1684, 1770, 1888, 2105, 2124, 2160, 2360, 2526, 2592, 2655, 2832, 3186, 3240, 3368, 3540, 3789, 4210, 4248, 4320, 4720, 4779, 5052, 5310, 5664, 6315, 6372, 6480, 6736, 7080, 7578, 7965, 8420, 8496, 9440, 9558, 10104, 10620, 11367, 12630, 12744, 12960, 13472, 14160, 15156, 15930, 16840, 16992, 18945, 19116, 20208, 21240, 22734, 23895, 24839, 25260, 25488, 28320, 30312, 31860, 33680, 34101, 37890, 38232, 40416, 42480, 45468, 47790, 49678, 50520, 50976, 56835, 60624, 63720, 67360, 68202, 74517, 75780, 76464, 84960, 90936, 95580, 99356, 101040, 113670, 121248, 124195, 127440, 136404, 149034, 151560, 152928, 170505, 181872, 191160, 198712, 202080, 223551, 227340, 248390, 254880, 272808, 298068, 303120, 341010, 363744, 372585, 382320, 397424, 447102, 454680, 496780, 545616, 596136, 606240, 670653, 682020, 745170, 764640, 794848, 894204, 909360, 993560, 1091232, 1117755, 1192272, 1341306, 1364040, 1490340, 1788408, 1818720, 1987120, 2011959, 2235510, 2384544, 2682612, 2728080, 2980680, 3353265, 3576816, 3974240, 4023918, 4471020, 5365224, 5456160, 5961360, 6706530, 7153632, 8047836, 8942040, 10059795, 10730448, 11922720, 13413060, 16095672, 17884080, 20119590, 21460896, 26826120, 32191344, 35768160, 40239180, 53652240, 64382688, 80478360, 107304480, 160956720, 321913440]

約数ペア:

[(1, 321913440), (2, 160956720), (3, 107304480), (4, 80478360), (5, 64382688), (6, 53652240), (8, 40239180), (9, 35768160), (10, 32191344), (12, 26826120), (15, 21460896), (16, 20119590), (18, 17884080), (20, 16095672), (24, 13413060), (27, 11922720), (30, 10730448), (32, 10059795), (36, 8942040), (40, 8047836), (45, 7153632), (48, 6706530), (54, 5961360), (59, 5456160), (60, 5365224), (72, 4471020), (80, 4023918), (81, 3974240), (90, 3576816), (96, 3353265), (108, 2980680), (118, 2728080), (120, 2682612), (135, 2384544), (144, 2235510), (160, 2011959), (162, 1987120), (177, 1818720), (180, 1788408), (216, 1490340), (236, 1364040), (240, 1341306), (270, 1192272), (288, 1117755), (295, 1091232), (324, 993560), (354, 909360), (360, 894204), (405, 794848), (421, 764640), (432, 745170), (472, 682020), (480, 670653), (531, 606240), (540, 596136), (590, 545616), (648, 496780), (708, 454680), (720, 447102), (810, 397424), (842, 382320), (864, 372585), (885, 363744), (944, 341010), (1062, 303120), (1080, 298068), (1180, 272808), (1263, 254880), (1296, 248390), (1416, 227340), (1440, 223551), (1593, 202080), (1620, 198712), (1684, 191160), (1770, 181872), (1888, 170505), (2105, 152928), (2124, 151560), (2160, 149034), (2360, 136404), (2526, 127440), (2592, 124195), (2655, 121248), (2832, 113670), (3186, 101040), (3240, 99356), (3368, 95580), (3540, 90936), (3789, 84960), (4210, 76464), (4248, 75780), (4320, 74517), (4720, 68202), (4779, 67360), (5052, 63720), (5310, 60624), (5664, 56835), (6315, 50976), (6372, 50520), (6480, 49678), (6736, 47790), (7080, 45468), (7578, 42480), (7965, 40416), (8420, 38232), (8496, 37890), (9440, 34101), (9558, 33680), (10104, 31860), (10620, 30312), (11367, 28320), (12630, 25488), (12744, 25260), (12960, 24839), (13472, 23895), (14160, 22734), (15156, 21240), (15930, 20208), (16840, 19116), (16992, 18945)]