256774410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:924

約数の個数: 96

約数和(自身を含む): 696833280

約数和(自身を除く): 440058870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 131, 145, 174, 261, 262, 290, 393, 435, 522, 655, 751, 786, 870, 1179, 1305, 1310, 1502, 1965, 2253, 2358, 2610, 3755, 3799, 3930, 4506, 5895, 6759, 7510, 7598, 11265, 11397, 11790, 13518, 18995, 21779, 22530, 22794, 33795, 34191, 37990, 43558, 56985, 65337, 67590, 68382, 98381, 108895, 113970, 130674, 170955, 196011, 196762, 217790, 295143, 326685, 341910, 392022, 491905, 590286, 653370, 885429, 980055, 983810, 1475715, 1770858, 1960110, 2853049, 2951430, 4427145, 5706098, 8559147, 8854290, 14265245, 17118294, 25677441, 28530490, 42795735, 51354882, 85591470, 128387205, 256774410]

約数ペア:

[(1, 256774410), (2, 128387205), (3, 85591470), (5, 51354882), (6, 42795735), (9, 28530490), (10, 25677441), (15, 17118294), (18, 14265245), (29, 8854290), (30, 8559147), (45, 5706098), (58, 4427145), (87, 2951430), (90, 2853049), (131, 1960110), (145, 1770858), (174, 1475715), (261, 983810), (262, 980055), (290, 885429), (393, 653370), (435, 590286), (522, 491905), (655, 392022), (751, 341910), (786, 326685), (870, 295143), (1179, 217790), (1305, 196762), (1310, 196011), (1502, 170955), (1965, 130674), (2253, 113970), (2358, 108895), (2610, 98381), (3755, 68382), (3799, 67590), (3930, 65337), (4506, 56985), (5895, 43558), (6759, 37990), (7510, 34191), (7598, 33795), (11265, 22794), (11397, 22530), (11790, 21779), (13518, 18995)]