78085476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1901}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 227083584

約数和(自身を除く): 148998108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 978, 1141, 1467, 1901, 1956, 2282, 2934, 3423, 3802, 4564, 5703, 5868, 6846, 7604, 10269, 11406, 13307, 13692, 17109, 20538, 22812, 26614, 34218, 39921, 41076, 53228, 68436, 79842, 119763, 159684, 239526, 309863, 479052, 619726, 929589, 1239452, 1859178, 2169041, 2788767, 3718356, 4338082, 5577534, 6507123, 8676164, 11155068, 13014246, 19521369, 26028492, 39042738, 78085476]

約数ペア:

[(1, 78085476), (2, 39042738), (3, 26028492), (4, 19521369), (6, 13014246), (7, 11155068), (9, 8676164), (12, 6507123), (14, 5577534), (18, 4338082), (21, 3718356), (28, 2788767), (36, 2169041), (42, 1859178), (63, 1239452), (84, 929589), (126, 619726), (163, 479052), (252, 309863), (326, 239526), (489, 159684), (652, 119763), (978, 79842), (1141, 68436), (1467, 53228), (1901, 41076), (1956, 39921), (2282, 34218), (2934, 26614), (3423, 22812), (3802, 20538), (4564, 17109), (5703, 13692), (5868, 13307), (6846, 11406), (7604, 10269)]