156728715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2420

約数の個数: 64

約数和(自身を含む): 304238592

約数和(自身を除く): 147509877

約数列:

[1, 3, 5, 11, 13, 15, 31, 33, 39, 55, 65, 93, 143, 155, 165, 195, 341, 403, 429, 465, 715, 1023, 1209, 1705, 2015, 2145, 2357, 4433, 5115, 6045, 7071, 11785, 13299, 22165, 25927, 30641, 35355, 66495, 73067, 77781, 91923, 129635, 153205, 219201, 337051, 365335, 388905, 459615, 803737, 949871, 1011153, 1096005, 1685255, 2411211, 2849613, 4018685, 4749355, 5055765, 10448581, 12056055, 14248065, 31345743, 52242905, 156728715]

約数ペア:

[(1, 156728715), (3, 52242905), (5, 31345743), (11, 14248065), (13, 12056055), (15, 10448581), (31, 5055765), (33, 4749355), (39, 4018685), (55, 2849613), (65, 2411211), (93, 1685255), (143, 1096005), (155, 1011153), (165, 949871), (195, 803737), (341, 459615), (403, 388905), (429, 365335), (465, 337051), (715, 219201), (1023, 153205), (1209, 129635), (1705, 91923), (2015, 77781), (2145, 73067), (2357, 66495), (4433, 35355), (5115, 30641), (6045, 25927), (7071, 22165), (11785, 13299)]