783970720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 2036482560

約数和(自身を除く): 1252511840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 79, 80, 104, 130, 158, 160, 169, 208, 260, 316, 338, 367, 395, 416, 520, 632, 676, 734, 790, 845, 1027, 1040, 1264, 1352, 1468, 1580, 1690, 1835, 2054, 2080, 2528, 2704, 2936, 3160, 3380, 3670, 4108, 4771, 5135, 5408, 5872, 6320, 6760, 7340, 8216, 9542, 10270, 11744, 12640, 13351, 13520, 14680, 16432, 19084, 20540, 23855, 26702, 27040, 28993, 29360, 32864, 38168, 41080, 47710, 53404, 57986, 58720, 62023, 66755, 76336, 82160, 95420, 106808, 115972, 124046, 133510, 144965, 152672, 164320, 190840, 213616, 231944, 248092, 267020, 289930, 310115, 376909, 381680, 427232, 463888, 496184, 534040, 579860, 620230, 753818, 763360, 927776, 992368, 1068080, 1159720, 1240460, 1507636, 1884545, 1984736, 2136160, 2319440, 2480920, 3015272, 3769090, 4638880, 4899817, 4961840, 6030544, 7538180, 9799634, 9923680, 12061088, 15076360, 19599268, 24499085, 30152720, 39198536, 48998170, 60305440, 78397072, 97996340, 156794144, 195992680, 391985360, 783970720]

約数ペア:

[(1, 783970720), (2, 391985360), (4, 195992680), (5, 156794144), (8, 97996340), (10, 78397072), (13, 60305440), (16, 48998170), (20, 39198536), (26, 30152720), (32, 24499085), (40, 19599268), (52, 15076360), (65, 12061088), (79, 9923680), (80, 9799634), (104, 7538180), (130, 6030544), (158, 4961840), (160, 4899817), (169, 4638880), (208, 3769090), (260, 3015272), (316, 2480920), (338, 2319440), (367, 2136160), (395, 1984736), (416, 1884545), (520, 1507636), (632, 1240460), (676, 1159720), (734, 1068080), (790, 992368), (845, 927776), (1027, 763360), (1040, 753818), (1264, 620230), (1352, 579860), (1468, 534040), (1580, 496184), (1690, 463888), (1835, 427232), (2054, 381680), (2080, 376909), (2528, 310115), (2704, 289930), (2936, 267020), (3160, 248092), (3380, 231944), (3670, 213616), (4108, 190840), (4771, 164320), (5135, 152672), (5408, 144965), (5872, 133510), (6320, 124046), (6760, 115972), (7340, 106808), (8216, 95420), (9542, 82160), (10270, 76336), (11744, 66755), (12640, 62023), (13351, 58720), (13520, 57986), (14680, 53404), (16432, 47710), (19084, 41080), (20540, 38168), (23855, 32864), (26702, 29360), (27040, 28993)]