20160145412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1123}}^1\times {\mathrm{1279}}^1$

素因数の和:2457

約数の個数: 72

約数和(自身を含む): 40183449600

約数和(自身を除く): 20023304188

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 121, 242, 319, 484, 638, 1123, 1276, 1279, 2246, 2558, 3509, 4492, 5116, 7018, 12353, 14036, 14069, 24706, 28138, 32567, 37091, 49412, 56276, 65134, 74182, 130268, 135883, 148364, 154759, 271766, 309518, 358237, 408001, 543532, 619036, 716474, 816002, 1432948, 1436317, 1632004, 2872634, 3940607, 4488011, 5745268, 7881214, 8976022, 15762428, 15799487, 17952044, 31598974, 41653193, 63197948, 83306386, 166612772, 173794357, 347588714, 458185123, 695177428, 916370246, 1832740492, 5040036353, 10080072706, 20160145412]

約数ペア:

[(1, 20160145412), (2, 10080072706), (4, 5040036353), (11, 1832740492), (22, 916370246), (29, 695177428), (44, 458185123), (58, 347588714), (116, 173794357), (121, 166612772), (242, 83306386), (319, 63197948), (484, 41653193), (638, 31598974), (1123, 17952044), (1276, 15799487), (1279, 15762428), (2246, 8976022), (2558, 7881214), (3509, 5745268), (4492, 4488011), (5116, 3940607), (7018, 2872634), (12353, 1632004), (14036, 1436317), (14069, 1432948), (24706, 816002), (28138, 716474), (32567, 619036), (37091, 543532), (49412, 408001), (56276, 358237), (65134, 309518), (74182, 271766), (130268, 154759), (135883, 148364)]