72142668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 197979600

約数和(自身を除く): 125836932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1109, 1251, 1668, 1807, 2218, 2502, 3327, 3614, 4436, 5004, 5421, 6654, 7228, 9981, 10842, 13308, 14417, 16263, 19962, 21684, 28834, 32526, 39924, 43251, 57668, 65052, 86502, 129753, 154151, 173004, 259506, 308302, 462453, 519012, 616604, 924906, 1387359, 1849812, 2003963, 2774718, 4007926, 5549436, 6011889, 8015852, 12023778, 18035667, 24047556, 36071334, 72142668]

約数ペア:

[(1, 72142668), (2, 36071334), (3, 24047556), (4, 18035667), (6, 12023778), (9, 8015852), (12, 6011889), (13, 5549436), (18, 4007926), (26, 2774718), (36, 2003963), (39, 1849812), (52, 1387359), (78, 924906), (117, 616604), (139, 519012), (156, 462453), (234, 308302), (278, 259506), (417, 173004), (468, 154151), (556, 129753), (834, 86502), (1109, 65052), (1251, 57668), (1668, 43251), (1807, 39924), (2218, 32526), (2502, 28834), (3327, 21684), (3614, 19962), (4436, 16263), (5004, 14417), (5421, 13308), (6654, 10842), (7228, 9981)]