222709240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1193}}^1$

素因数の和:1576

約数の個数: 64

約数和(自身を含む): 541598400

約数和(自身を除く): 318889160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 359, 520, 718, 1193, 1436, 1795, 2386, 2872, 3590, 4667, 4772, 5965, 7180, 9334, 9544, 11930, 14360, 15509, 18668, 23335, 23860, 31018, 37336, 46670, 47720, 62036, 77545, 93340, 124072, 155090, 186680, 310180, 428287, 620360, 856574, 1713148, 2141435, 3426296, 4282870, 5567731, 8565740, 11135462, 17131480, 22270924, 27838655, 44541848, 55677310, 111354620, 222709240]

約数ペア:

[(1, 222709240), (2, 111354620), (4, 55677310), (5, 44541848), (8, 27838655), (10, 22270924), (13, 17131480), (20, 11135462), (26, 8565740), (40, 5567731), (52, 4282870), (65, 3426296), (104, 2141435), (130, 1713148), (260, 856574), (359, 620360), (520, 428287), (718, 310180), (1193, 186680), (1436, 155090), (1795, 124072), (2386, 93340), (2872, 77545), (3590, 62036), (4667, 47720), (4772, 46670), (5965, 37336), (7180, 31018), (9334, 23860), (9544, 23335), (11930, 18668), (14360, 15509)]