1521000660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{38351}}^1$

素因数の和:39024

約数の個数: 48

約数和(自身を含む): 4265356032

約数和(自身を除く): 2744355372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 1322, 1983, 2644, 3305, 3966, 6610, 7932, 9915, 13220, 19830, 38351, 39660, 76702, 115053, 153404, 191755, 230106, 383510, 460212, 575265, 767020, 1150530, 2301060, 25350011, 50700022, 76050033, 101400044, 126750055, 152100066, 253500110, 304200132, 380250165, 507000220, 760500330, 1521000660]

約数ペア:

[(1, 1521000660), (2, 760500330), (3, 507000220), (4, 380250165), (5, 304200132), (6, 253500110), (10, 152100066), (12, 126750055), (15, 101400044), (20, 76050033), (30, 50700022), (60, 25350011), (661, 2301060), (1322, 1150530), (1983, 767020), (2644, 575265), (3305, 460212), (3966, 383510), (6610, 230106), (7932, 191755), (9915, 153404), (13220, 115053), (19830, 76702), (38351, 39660)]