399777120

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:419

約数の個数: 240

約数和(自身を含む): 1428855120

約数和(自身を除く): 1029078000

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, 60, 72, 80, 81, 90, 96, 108, 109, 120, 135, 144, 160, 162, 180, 216, 218, 240, 270, 283, 288, 324, 327, 360, 405, 432, 436, 480, 540, 545, 566, 648, 654, 720, 810, 849, 864, 872, 981, 1080, 1090, 1132, 1296, 1308, 1415, 1440, 1620, 1635, 1698, 1744, 1962, 2160, 2180, 2264, 2547, 2592, 2616, 2830, 2943, 3240, 3270, 3396, 3488, 3924, 4245, 4320, 4360, 4528, 4905, 5094, 5232, 5660, 5886, 6480, 6540, 6792, 7641, 7848, 8490, 8720, 8829, 9056, 9810, 10188, 10464, 11320, 11772, 12735, 12960, 13080, 13584, 14715, 15282, 15696, 16980, 17440, 17658, 19620, 20376, 22640, 22923, 23544, 25470, 26160, 27168, 29430, 30564, 30847, 31392, 33960, 35316, 38205, 39240, 40752, 44145, 45280, 45846, 47088, 50940, 52320, 58860, 61128, 61694, 67920, 70632, 76410, 78480, 81504, 88290, 91692, 92541, 94176, 101880, 114615, 117720, 122256, 123388, 135840, 141264, 152820, 154235, 156960, 176580, 183384, 185082, 203760, 229230, 235440, 244512, 246776, 277623, 282528, 305640, 308470, 353160, 366768, 370164, 407520, 458460, 462705, 470880, 493552, 555246, 611280, 616940, 706320, 733536, 740328, 832869, 916920, 925410, 987104, 1110492, 1222560, 1233880, 1388115, 1412640, 1480656, 1665738, 1833840, 1850820, 2220984, 2467760, 2498607, 2776230, 2961312, 3331476, 3667680, 3701640, 4164345, 4441968, 4935520, 4997214, 5552460, 6662952, 7403280, 8328690, 8883936, 9994428, 11104920, 12493035, 13325904, 14806560, 16657380, 19988856, 22209840, 24986070, 26651808, 33314760, 39977712, 44419680, 49972140, 66629520, 79955424, 99944280, 133259040, 199888560, 399777120]

約数ペア:

[(1, 399777120), (2, 199888560), (3, 133259040), (4, 99944280), (5, 79955424), (6, 66629520), (8, 49972140), (9, 44419680), (10, 39977712), (12, 33314760), (15, 26651808), (16, 24986070), (18, 22209840), (20, 19988856), (24, 16657380), (27, 14806560), (30, 13325904), (32, 12493035), (36, 11104920), (40, 9994428), (45, 8883936), (48, 8328690), (54, 7403280), (60, 6662952), (72, 5552460), (80, 4997214), (81, 4935520), (90, 4441968), (96, 4164345), (108, 3701640), (109, 3667680), (120, 3331476), (135, 2961312), (144, 2776230), (160, 2498607), (162, 2467760), (180, 2220984), (216, 1850820), (218, 1833840), (240, 1665738), (270, 1480656), (283, 1412640), (288, 1388115), (324, 1233880), (327, 1222560), (360, 1110492), (405, 987104), (432, 925410), (436, 916920), (480, 832869), (540, 740328), (545, 733536), (566, 706320), (648, 616940), (654, 611280), (720, 555246), (810, 493552), (849, 470880), (864, 462705), (872, 458460), (981, 407520), (1080, 370164), (1090, 366768), (1132, 353160), (1296, 308470), (1308, 305640), (1415, 282528), (1440, 277623), (1620, 246776), (1635, 244512), (1698, 235440), (1744, 229230), (1962, 203760), (2160, 185082), (2180, 183384), (2264, 176580), (2547, 156960), (2592, 154235), (2616, 152820), (2830, 141264), (2943, 135840), (3240, 123388), (3270, 122256), (3396, 117720), (3488, 114615), (3924, 101880), (4245, 94176), (4320, 92541), (4360, 91692), (4528, 88290), (4905, 81504), (5094, 78480), (5232, 76410), (5660, 70632), (5886, 67920), (6480, 61694), (6540, 61128), (6792, 58860), (7641, 52320), (7848, 50940), (8490, 47088), (8720, 45846), (8829, 45280), (9056, 44145), (9810, 40752), (10188, 39240), (10464, 38205), (11320, 35316), (11772, 33960), (12735, 31392), (12960, 30847), (13080, 30564), (13584, 29430), (14715, 27168), (15282, 26160), (15696, 25470), (16980, 23544), (17440, 22923), (17658, 22640), (19620, 20376)]