67494440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 106687960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 53, 62, 65, 79, 104, 106, 124, 130, 155, 158, 212, 248, 260, 265, 310, 316, 395, 403, 424, 520, 530, 620, 632, 689, 790, 806, 1027, 1060, 1240, 1378, 1580, 1612, 1643, 2015, 2054, 2120, 2449, 2756, 3160, 3224, 3286, 3445, 4030, 4108, 4187, 4898, 5135, 5512, 6572, 6890, 8060, 8215, 8216, 8374, 9796, 10270, 12245, 13144, 13780, 16120, 16430, 16748, 19592, 20540, 20935, 21359, 24490, 27560, 31837, 32860, 33496, 41080, 41870, 42718, 48980, 54431, 63674, 65720, 83740, 85436, 97960, 106795, 108862, 127348, 129797, 159185, 167480, 170872, 213590, 217724, 254696, 259594, 272155, 318370, 427180, 435448, 519188, 544310, 636740, 648985, 854360, 1038376, 1088620, 1273480, 1297970, 1687361, 2177240, 2595940, 3374722, 5191880, 6749444, 8436805, 13498888, 16873610, 33747220, 67494440]

約数ペア:

[(1, 67494440), (2, 33747220), (4, 16873610), (5, 13498888), (8, 8436805), (10, 6749444), (13, 5191880), (20, 3374722), (26, 2595940), (31, 2177240), (40, 1687361), (52, 1297970), (53, 1273480), (62, 1088620), (65, 1038376), (79, 854360), (104, 648985), (106, 636740), (124, 544310), (130, 519188), (155, 435448), (158, 427180), (212, 318370), (248, 272155), (260, 259594), (265, 254696), (310, 217724), (316, 213590), (395, 170872), (403, 167480), (424, 159185), (520, 129797), (530, 127348), (620, 108862), (632, 106795), (689, 97960), (790, 85436), (806, 83740), (1027, 65720), (1060, 63674), (1240, 54431), (1378, 48980), (1580, 42718), (1612, 41870), (1643, 41080), (2015, 33496), (2054, 32860), (2120, 31837), (2449, 27560), (2756, 24490), (3160, 21359), (3224, 20935), (3286, 20540), (3445, 19592), (4030, 16748), (4108, 16430), (4187, 16120), (4898, 13780), (5135, 13144), (5512, 12245), (6572, 10270), (6890, 9796), (8060, 8374), (8215, 8216)]