30621780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{8101}}^1$

素因数の和:8126

約数の個数: 96

約数和(自身を含む): 108890880

約数和(自身を除く): 78269100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 8101, 16202, 24303, 32404, 40505, 48606, 56707, 72909, 81010, 97212, 113414, 121515, 145818, 162020, 170121, 218727, 226828, 243030, 283535, 291636, 340242, 364545, 437454, 486060, 510363, 567070, 680484, 729090, 850605, 874908, 1020726, 1093635, 1134140, 1458180, 1531089, 1701210, 2041452, 2187270, 2551815, 3062178, 3402420, 4374540, 5103630, 6124356, 7655445, 10207260, 15310890, 30621780]

約数ペア:

[(1, 30621780), (2, 15310890), (3, 10207260), (4, 7655445), (5, 6124356), (6, 5103630), (7, 4374540), (9, 3402420), (10, 3062178), (12, 2551815), (14, 2187270), (15, 2041452), (18, 1701210), (20, 1531089), (21, 1458180), (27, 1134140), (28, 1093635), (30, 1020726), (35, 874908), (36, 850605), (42, 729090), (45, 680484), (54, 567070), (60, 510363), (63, 486060), (70, 437454), (84, 364545), (90, 340242), (105, 291636), (108, 283535), (126, 243030), (135, 226828), (140, 218727), (180, 170121), (189, 162020), (210, 145818), (252, 121515), (270, 113414), (315, 97212), (378, 81010), (420, 72909), (540, 56707), (630, 48606), (756, 40505), (945, 32404), (1260, 24303), (1890, 16202), (3780, 8101)]