680824404

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{1489}}^1$

素因数の和:2489

約数の個数: 72

約数和(自身を含む): 1856498280

約数和(自身を除く): 1175673876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 977, 1489, 1954, 2931, 2978, 3908, 4467, 5862, 5956, 8793, 8934, 11724, 12701, 13401, 17586, 17868, 19357, 25402, 26802, 35172, 38103, 38714, 50804, 53604, 58071, 76206, 77428, 114309, 116142, 152412, 174213, 228618, 232284, 348426, 457236, 696852, 1454753, 2909506, 4364259, 5819012, 8728518, 13092777, 17457036, 18911789, 26185554, 37823578, 52371108, 56735367, 75647156, 113470734, 170206101, 226941468, 340412202, 680824404]

約数ペア:

[(1, 680824404), (2, 340412202), (3, 226941468), (4, 170206101), (6, 113470734), (9, 75647156), (12, 56735367), (13, 52371108), (18, 37823578), (26, 26185554), (36, 18911789), (39, 17457036), (52, 13092777), (78, 8728518), (117, 5819012), (156, 4364259), (234, 2909506), (468, 1454753), (977, 696852), (1489, 457236), (1954, 348426), (2931, 232284), (2978, 228618), (3908, 174213), (4467, 152412), (5862, 116142), (5956, 114309), (8793, 77428), (8934, 76206), (11724, 58071), (12701, 53604), (13401, 50804), (17586, 38714), (17868, 38103), (19357, 35172), (25402, 26802)]