201945720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{98993}}^1$

素因数の和:99024

約数の個数: 64

約数和(自身を含む): 641481120

約数和(自身を除く): 439535400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 98993, 197986, 296979, 395972, 494965, 593958, 791944, 989930, 1187916, 1484895, 1682881, 1979860, 2375832, 2969790, 3365762, 3959720, 5048643, 5939580, 6731524, 8414405, 10097286, 11879160, 13463048, 16828810, 20194572, 25243215, 33657620, 40389144, 50486430, 67315240, 100972860, 201945720]

約数ペア:

[(1, 201945720), (2, 100972860), (3, 67315240), (4, 50486430), (5, 40389144), (6, 33657620), (8, 25243215), (10, 20194572), (12, 16828810), (15, 13463048), (17, 11879160), (20, 10097286), (24, 8414405), (30, 6731524), (34, 5939580), (40, 5048643), (51, 3959720), (60, 3365762), (68, 2969790), (85, 2375832), (102, 1979860), (120, 1682881), (136, 1484895), (170, 1187916), (204, 989930), (255, 791944), (340, 593958), (408, 494965), (510, 395972), (680, 296979), (1020, 197986), (2040, 98993)]