266213960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^3\times {\mathrm{547}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 627350400

約数和(自身を除く): 361136440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 547, 920, 1058, 1094, 2116, 2188, 2645, 2735, 4232, 4376, 5290, 5470, 10580, 10940, 12167, 12581, 21160, 21880, 24334, 25162, 48668, 50324, 60835, 62905, 97336, 100648, 121670, 125810, 243340, 251620, 289363, 486680, 503240, 578726, 1157452, 1446815, 2314904, 2893630, 5787260, 6655349, 11574520, 13310698, 26621396, 33276745, 53242792, 66553490, 133106980, 266213960]

約数ペア:

[(1, 266213960), (2, 133106980), (4, 66553490), (5, 53242792), (8, 33276745), (10, 26621396), (20, 13310698), (23, 11574520), (40, 6655349), (46, 5787260), (92, 2893630), (115, 2314904), (184, 1446815), (230, 1157452), (460, 578726), (529, 503240), (547, 486680), (920, 289363), (1058, 251620), (1094, 243340), (2116, 125810), (2188, 121670), (2645, 100648), (2735, 97336), (4232, 62905), (4376, 60835), (5290, 50324), (5470, 48668), (10580, 25162), (10940, 24334), (12167, 21880), (12581, 21160)]