145221448

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 296472960

約数和(自身を除く): 151251512

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 83, 92, 148, 166, 184, 257, 296, 332, 514, 664, 851, 1028, 1702, 1909, 2056, 3071, 3404, 3818, 5911, 6142, 6808, 7636, 9509, 11822, 12284, 15272, 19018, 21331, 23644, 24568, 38036, 42662, 47288, 70633, 76072, 85324, 141266, 170648, 218707, 282532, 437414, 490613, 565064, 789247, 874828, 981226, 1578494, 1749656, 1962452, 3156988, 3924904, 6313976, 18152681, 36305362, 72610724, 145221448]

約数ペア:

[(1, 145221448), (2, 72610724), (4, 36305362), (8, 18152681), (23, 6313976), (37, 3924904), (46, 3156988), (74, 1962452), (83, 1749656), (92, 1578494), (148, 981226), (166, 874828), (184, 789247), (257, 565064), (296, 490613), (332, 437414), (514, 282532), (664, 218707), (851, 170648), (1028, 141266), (1702, 85324), (1909, 76072), (2056, 70633), (3071, 47288), (3404, 42662), (3818, 38036), (5911, 24568), (6142, 23644), (6808, 21331), (7636, 19018), (9509, 15272), (11822, 12284)]