315921424

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:397

約数の個数: 120

約数和(自身を含む): 775783680

約数和(自身を除く): 459862256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 139, 182, 196, 208, 223, 278, 364, 392, 446, 556, 637, 728, 784, 892, 973, 1112, 1274, 1456, 1561, 1784, 1807, 1946, 2224, 2548, 2899, 3122, 3568, 3614, 3892, 5096, 5798, 6244, 6811, 7228, 7784, 10192, 10927, 11596, 12488, 12649, 13622, 14456, 15568, 20293, 21854, 23192, 24976, 25298, 27244, 28912, 30997, 40586, 43708, 46384, 50596, 54488, 61994, 81172, 87416, 88543, 101192, 108976, 123988, 142051, 162344, 174832, 177086, 202384, 216979, 247976, 284102, 324688, 354172, 402961, 433958, 495952, 568204, 708344, 805922, 867916, 1136408, 1416688, 1518853, 1611844, 1735832, 2272816, 2820727, 3037706, 3223688, 3471664, 5641454, 6075412, 6447376, 11282908, 12150824, 19745089, 22565816, 24301648, 39490178, 45131632, 78980356, 157960712, 315921424]

約数ペア:

[(1, 315921424), (2, 157960712), (4, 78980356), (7, 45131632), (8, 39490178), (13, 24301648), (14, 22565816), (16, 19745089), (26, 12150824), (28, 11282908), (49, 6447376), (52, 6075412), (56, 5641454), (91, 3471664), (98, 3223688), (104, 3037706), (112, 2820727), (139, 2272816), (182, 1735832), (196, 1611844), (208, 1518853), (223, 1416688), (278, 1136408), (364, 867916), (392, 805922), (446, 708344), (556, 568204), (637, 495952), (728, 433958), (784, 402961), (892, 354172), (973, 324688), (1112, 284102), (1274, 247976), (1456, 216979), (1561, 202384), (1784, 177086), (1807, 174832), (1946, 162344), (2224, 142051), (2548, 123988), (2899, 108976), (3122, 101192), (3568, 88543), (3614, 87416), (3892, 81172), (5096, 61994), (5798, 54488), (6244, 50596), (6811, 46384), (7228, 43708), (7784, 40586), (10192, 30997), (10927, 28912), (11596, 27244), (12488, 25298), (12649, 24976), (13622, 23192), (14456, 21854), (15568, 20293)]