261814980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27103}}^1$

素因数の和:27145

約数の個数: 96

約数和(自身を含む): 874266624

約数和(自身を除く): 612451644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 27103, 54206, 81309, 108412, 135515, 162618, 189721, 271030, 325236, 379442, 406545, 542060, 569163, 623369, 758884, 813090, 948605, 1138326, 1246738, 1626180, 1870107, 1897210, 2276652, 2493476, 2845815, 3116845, 3740214, 3794420, 4363583, 5691630, 6233690, 7480428, 8727166, 9350535, 11383260, 12467380, 13090749, 17454332, 18701070, 21817915, 26181498, 37402140, 43635830, 52362996, 65453745, 87271660, 130907490, 261814980]

約数ペア:

[(1, 261814980), (2, 130907490), (3, 87271660), (4, 65453745), (5, 52362996), (6, 43635830), (7, 37402140), (10, 26181498), (12, 21817915), (14, 18701070), (15, 17454332), (20, 13090749), (21, 12467380), (23, 11383260), (28, 9350535), (30, 8727166), (35, 7480428), (42, 6233690), (46, 5691630), (60, 4363583), (69, 3794420), (70, 3740214), (84, 3116845), (92, 2845815), (105, 2493476), (115, 2276652), (138, 1897210), (140, 1870107), (161, 1626180), (210, 1246738), (230, 1138326), (276, 948605), (322, 813090), (345, 758884), (420, 623369), (460, 569163), (483, 542060), (644, 406545), (690, 379442), (805, 325236), (966, 271030), (1380, 189721), (1610, 162618), (1932, 135515), (2415, 108412), (3220, 81309), (4830, 54206), (9660, 27103)]