61236840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{72901}}^1$

素因数の和:72922

約数の個数: 64

約数和(自身を含む): 209957760

約数和(自身を除く): 148720920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 72901, 145802, 218703, 291604, 364505, 437406, 510307, 583208, 729010, 874812, 1020614, 1093515, 1458020, 1530921, 1749624, 2041228, 2187030, 2551535, 2916040, 3061842, 4082456, 4374060, 5103070, 6123684, 7654605, 8748120, 10206140, 12247368, 15309210, 20412280, 30618420, 61236840]

約数ペア:

[(1, 61236840), (2, 30618420), (3, 20412280), (4, 15309210), (5, 12247368), (6, 10206140), (7, 8748120), (8, 7654605), (10, 6123684), (12, 5103070), (14, 4374060), (15, 4082456), (20, 3061842), (21, 2916040), (24, 2551535), (28, 2187030), (30, 2041228), (35, 1749624), (40, 1530921), (42, 1458020), (56, 1093515), (60, 1020614), (70, 874812), (84, 729010), (105, 583208), (120, 510307), (140, 437406), (168, 364505), (210, 291604), (280, 218703), (420, 145802), (840, 72901)]