428668240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 320

約数和(自身を含む): 1376911872

約数和(自身を除く): 948243632

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 53, 55, 56, 65, 70, 77, 80, 88, 91, 101, 104, 106, 110, 112, 130, 140, 143, 154, 176, 182, 202, 208, 212, 220, 260, 265, 280, 286, 308, 364, 371, 385, 404, 424, 440, 455, 505, 520, 530, 560, 572, 583, 616, 689, 707, 715, 728, 742, 770, 808, 848, 880, 910, 1001, 1010, 1040, 1060, 1111, 1144, 1166, 1232, 1313, 1378, 1414, 1430, 1456, 1484, 1540, 1616, 1820, 1855, 2002, 2020, 2120, 2222, 2288, 2332, 2626, 2756, 2828, 2860, 2915, 2968, 3080, 3445, 3535, 3640, 3710, 4004, 4040, 4081, 4240, 4444, 4664, 4823, 5005, 5252, 5353, 5512, 5555, 5656, 5720, 5830, 5936, 6160, 6565, 6890, 7070, 7280, 7420, 7579, 7777, 8008, 8080, 8162, 8888, 9191, 9328, 9646, 10010, 10504, 10706, 11024, 11110, 11312, 11440, 11660, 13130, 13780, 14140, 14443, 14840, 15158, 15554, 16016, 16324, 17776, 18382, 19292, 20020, 20405, 21008, 21412, 22220, 23320, 24115, 26260, 26765, 27560, 28280, 28886, 29680, 30316, 31108, 32648, 36764, 37471, 37895, 38584, 38885, 40040, 40810, 42824, 44440, 45955, 46640, 48230, 52520, 53053, 53530, 55120, 56560, 57772, 58883, 60632, 62216, 65296, 69589, 72215, 73528, 74942, 75790, 77168, 77770, 80080, 81620, 85648, 88880, 91910, 96460, 101101, 105040, 106106, 107060, 115544, 117766, 121264, 124432, 139178, 144430, 147056, 149884, 151580, 155540, 163240, 183820, 187355, 192920, 202202, 212212, 214120, 231088, 235532, 265265, 278356, 288860, 294415, 299768, 303160, 311080, 326480, 347945, 367640, 374710, 385840, 404404, 412181, 424424, 428240, 471064, 487123, 505505, 530530, 556712, 577720, 588830, 599536, 606320, 622160, 695890, 735280, 749420, 765479, 808808, 824362, 848848, 942128, 974246, 1011010, 1061060, 1113424, 1155440, 1177660, 1391780, 1498840, 1530958, 1617616, 1648724, 1948492, 2022020, 2060905, 2122120, 2355320, 2435615, 2783560, 2997680, 3061916, 3297448, 3827395, 3896984, 4044040, 4121810, 4244240, 4710640, 4871230, 5358353, 5567120, 6123832, 6594896, 7654790, 7793968, 8088080, 8243620, 9742460, 10716706, 12247664, 15309580, 16487240, 19484920, 21433412, 26791765, 30619160, 32974480, 38969840, 42866824, 53583530, 61238320, 85733648, 107167060, 214334120, 428668240]

約数ペア:

[(1, 428668240), (2, 214334120), (4, 107167060), (5, 85733648), (7, 61238320), (8, 53583530), (10, 42866824), (11, 38969840), (13, 32974480), (14, 30619160), (16, 26791765), (20, 21433412), (22, 19484920), (26, 16487240), (28, 15309580), (35, 12247664), (40, 10716706), (44, 9742460), (52, 8243620), (53, 8088080), (55, 7793968), (56, 7654790), (65, 6594896), (70, 6123832), (77, 5567120), (80, 5358353), (88, 4871230), (91, 4710640), (101, 4244240), (104, 4121810), (106, 4044040), (110, 3896984), (112, 3827395), (130, 3297448), (140, 3061916), (143, 2997680), (154, 2783560), (176, 2435615), (182, 2355320), (202, 2122120), (208, 2060905), (212, 2022020), (220, 1948492), (260, 1648724), (265, 1617616), (280, 1530958), (286, 1498840), (308, 1391780), (364, 1177660), (371, 1155440), (385, 1113424), (404, 1061060), (424, 1011010), (440, 974246), (455, 942128), (505, 848848), (520, 824362), (530, 808808), (560, 765479), (572, 749420), (583, 735280), (616, 695890), (689, 622160), (707, 606320), (715, 599536), (728, 588830), (742, 577720), (770, 556712), (808, 530530), (848, 505505), (880, 487123), (910, 471064), (1001, 428240), (1010, 424424), (1040, 412181), (1060, 404404), (1111, 385840), (1144, 374710), (1166, 367640), (1232, 347945), (1313, 326480), (1378, 311080), (1414, 303160), (1430, 299768), (1456, 294415), (1484, 288860), (1540, 278356), (1616, 265265), (1820, 235532), (1855, 231088), (2002, 214120), (2020, 212212), (2120, 202202), (2222, 192920), (2288, 187355), (2332, 183820), (2626, 163240), (2756, 155540), (2828, 151580), (2860, 149884), (2915, 147056), (2968, 144430), (3080, 139178), (3445, 124432), (3535, 121264), (3640, 117766), (3710, 115544), (4004, 107060), (4040, 106106), (4081, 105040), (4240, 101101), (4444, 96460), (4664, 91910), (4823, 88880), (5005, 85648), (5252, 81620), (5353, 80080), (5512, 77770), (5555, 77168), (5656, 75790), (5720, 74942), (5830, 73528), (5936, 72215), (6160, 69589), (6565, 65296), (6890, 62216), (7070, 60632), (7280, 58883), (7420, 57772), (7579, 56560), (7777, 55120), (8008, 53530), (8080, 53053), (8162, 52520), (8888, 48230), (9191, 46640), (9328, 45955), (9646, 44440), (10010, 42824), (10504, 40810), (10706, 40040), (11024, 38885), (11110, 38584), (11312, 37895), (11440, 37471), (11660, 36764), (13130, 32648), (13780, 31108), (14140, 30316), (14443, 29680), (14840, 28886), (15158, 28280), (15554, 27560), (16016, 26765), (16324, 26260), (17776, 24115), (18382, 23320), (19292, 22220), (20020, 21412), (20405, 21008)]