290856390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{38321}}^1$

素因数の和:38365

約数の個数: 64

約数和(自身を含む): 794644992

約数和(自身を除く): 503788602

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 3795, 7590, 38321, 76642, 114963, 191605, 229926, 383210, 421531, 574815, 843062, 881383, 1149630, 1264593, 1762766, 2107655, 2529186, 2644149, 4215310, 4406915, 5288298, 6322965, 8813830, 9695213, 12645930, 13220745, 19390426, 26441490, 29085639, 48476065, 58171278, 96952130, 145428195, 290856390]

約数ペア:

[(1, 290856390), (2, 145428195), (3, 96952130), (5, 58171278), (6, 48476065), (10, 29085639), (11, 26441490), (15, 19390426), (22, 13220745), (23, 12645930), (30, 9695213), (33, 8813830), (46, 6322965), (55, 5288298), (66, 4406915), (69, 4215310), (110, 2644149), (115, 2529186), (138, 2107655), (165, 1762766), (230, 1264593), (253, 1149630), (330, 881383), (345, 843062), (506, 574815), (690, 421531), (759, 383210), (1265, 229926), (1518, 191605), (2530, 114963), (3795, 76642), (7590, 38321)]