201122440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 461102400

約数和(自身を除く): 259979960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 163, 218, 283, 326, 436, 545, 566, 652, 815, 872, 1090, 1132, 1304, 1415, 1630, 2180, 2264, 2830, 3260, 4360, 5660, 6520, 11320, 17767, 30847, 35534, 46129, 61694, 71068, 88835, 92258, 123388, 142136, 154235, 177670, 184516, 230645, 246776, 308470, 355340, 369032, 461290, 616940, 710680, 922580, 1233880, 1845160, 5028061, 10056122, 20112244, 25140305, 40224488, 50280610, 100561220, 201122440]

約数ペア:

[(1, 201122440), (2, 100561220), (4, 50280610), (5, 40224488), (8, 25140305), (10, 20112244), (20, 10056122), (40, 5028061), (109, 1845160), (163, 1233880), (218, 922580), (283, 710680), (326, 616940), (436, 461290), (545, 369032), (566, 355340), (652, 308470), (815, 246776), (872, 230645), (1090, 184516), (1132, 177670), (1304, 154235), (1415, 142136), (1630, 123388), (2180, 92258), (2264, 88835), (2830, 71068), (3260, 61694), (4360, 46129), (5660, 35534), (6520, 30847), (11320, 17767)]