64964040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28493}}^1$

素因数の和:28526

約数の個数: 64

約数和(自身を含む): 205156800

約数和(自身を除く): 140192760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 28493, 56986, 85479, 113972, 142465, 170958, 227944, 284930, 341916, 427395, 541367, 569860, 683832, 854790, 1082734, 1139720, 1624101, 1709580, 2165468, 2706835, 3248202, 3419160, 4330936, 5413670, 6496404, 8120505, 10827340, 12992808, 16241010, 21654680, 32482020, 64964040]

約数ペア:

[(1, 64964040), (2, 32482020), (3, 21654680), (4, 16241010), (5, 12992808), (6, 10827340), (8, 8120505), (10, 6496404), (12, 5413670), (15, 4330936), (19, 3419160), (20, 3248202), (24, 2706835), (30, 2165468), (38, 1709580), (40, 1624101), (57, 1139720), (60, 1082734), (76, 854790), (95, 683832), (114, 569860), (120, 541367), (152, 427395), (190, 341916), (228, 284930), (285, 227944), (380, 170958), (456, 142465), (570, 113972), (760, 85479), (1140, 56986), (2280, 28493)]