64859580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1867}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 197866032

約数和(自身を除く): 133006452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 965, 1158, 1737, 1867, 1930, 2316, 2895, 3474, 3734, 3860, 5601, 5790, 6948, 7468, 8685, 9335, 11202, 11580, 16803, 17370, 18670, 22404, 28005, 33606, 34740, 37340, 56010, 67212, 84015, 112020, 168030, 336060, 360331, 720662, 1080993, 1441324, 1801655, 2161986, 3242979, 3603310, 4323972, 5404965, 6485958, 7206620, 10809930, 12971916, 16214895, 21619860, 32429790, 64859580]

約数ペア:

[(1, 64859580), (2, 32429790), (3, 21619860), (4, 16214895), (5, 12971916), (6, 10809930), (9, 7206620), (10, 6485958), (12, 5404965), (15, 4323972), (18, 3603310), (20, 3242979), (30, 2161986), (36, 1801655), (45, 1441324), (60, 1080993), (90, 720662), (180, 360331), (193, 336060), (386, 168030), (579, 112020), (772, 84015), (965, 67212), (1158, 56010), (1737, 37340), (1867, 34740), (1930, 33606), (2316, 28005), (2895, 22404), (3474, 18670), (3734, 17370), (3860, 16803), (5601, 11580), (5790, 11202), (6948, 9335), (7468, 8685)]