312043185

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 590325120

約数和(自身を除く): 278281935

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 139, 207, 241, 345, 405, 417, 621, 695, 723, 1035, 1205, 1251, 1863, 2085, 2169, 3105, 3197, 3615, 3753, 5543, 6255, 6507, 9315, 9591, 10845, 11259, 15985, 16629, 18765, 19521, 27715, 28773, 32535, 33499, 47955, 49887, 56295, 83145, 86319, 97605, 100497, 143865, 149661, 167495, 249435, 258957, 301491, 431595, 448983, 502485, 748305, 770477, 904473, 1294785, 1507455, 2244915, 2311431, 2713419, 3852385, 4522365, 6934293, 11557155, 13567095, 20802879, 34671465, 62408637, 104014395, 312043185]

約数ペア:

[(1, 312043185), (3, 104014395), (5, 62408637), (9, 34671465), (15, 20802879), (23, 13567095), (27, 11557155), (45, 6934293), (69, 4522365), (81, 3852385), (115, 2713419), (135, 2311431), (139, 2244915), (207, 1507455), (241, 1294785), (345, 904473), (405, 770477), (417, 748305), (621, 502485), (695, 448983), (723, 431595), (1035, 301491), (1205, 258957), (1251, 249435), (1863, 167495), (2085, 149661), (2169, 143865), (3105, 100497), (3197, 97605), (3615, 86319), (3753, 83145), (5543, 56295), (6255, 49887), (6507, 47955), (9315, 33499), (9591, 32535), (10845, 28773), (11259, 27715), (15985, 19521), (16629, 18765)]