257607240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{195157}}^1$

素因数の和:195182

約数の個数: 64

約数和(自身を含む): 843082560

約数和(自身を除く): 585475320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 195157, 390314, 585471, 780628, 975785, 1170942, 1561256, 1951570, 2146727, 2341884, 2927355, 3903140, 4293454, 4683768, 5854710, 6440181, 7806280, 8586908, 10733635, 11709420, 12880362, 17173816, 21467270, 23418840, 25760724, 32200905, 42934540, 51521448, 64401810, 85869080, 128803620, 257607240]

約数ペア:

[(1, 257607240), (2, 128803620), (3, 85869080), (4, 64401810), (5, 51521448), (6, 42934540), (8, 32200905), (10, 25760724), (11, 23418840), (12, 21467270), (15, 17173816), (20, 12880362), (22, 11709420), (24, 10733635), (30, 8586908), (33, 7806280), (40, 6440181), (44, 5854710), (55, 4683768), (60, 4293454), (66, 3903140), (88, 2927355), (110, 2341884), (120, 2146727), (132, 1951570), (165, 1561256), (220, 1170942), (264, 975785), (330, 780628), (440, 585471), (660, 390314), (1320, 195157)]