78643236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1693}}^1$

素因数の和:1793

約数の個数: 72

約数和(自身を含む): 216289920

約数和(自身を除く): 137646684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 948, 1106, 1659, 1693, 2212, 3318, 3386, 3871, 5079, 6636, 6772, 7742, 10158, 11613, 11851, 15484, 20316, 23226, 23702, 35553, 46452, 47404, 71106, 82957, 133747, 142212, 165914, 248871, 267494, 331828, 401241, 497742, 534988, 802482, 936229, 995484, 1604964, 1872458, 2808687, 3744916, 5617374, 6553603, 11234748, 13107206, 19660809, 26214412, 39321618, 78643236]

約数ペア:

[(1, 78643236), (2, 39321618), (3, 26214412), (4, 19660809), (6, 13107206), (7, 11234748), (12, 6553603), (14, 5617374), (21, 3744916), (28, 2808687), (42, 1872458), (49, 1604964), (79, 995484), (84, 936229), (98, 802482), (147, 534988), (158, 497742), (196, 401241), (237, 331828), (294, 267494), (316, 248871), (474, 165914), (553, 142212), (588, 133747), (948, 82957), (1106, 71106), (1659, 47404), (1693, 46452), (2212, 35553), (3318, 23702), (3386, 23226), (3871, 20316), (5079, 15484), (6636, 11851), (6772, 11613), (7742, 10158)]