220544244

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 568576008

約数和(自身を除く): 348031764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 137, 194, 274, 291, 388, 411, 461, 548, 582, 822, 873, 922, 1164, 1233, 1383, 1644, 1746, 1844, 2466, 2766, 3492, 4149, 4932, 5532, 8298, 13289, 16596, 26578, 39867, 44717, 53156, 63157, 79734, 89434, 119601, 126314, 134151, 159468, 178868, 189471, 239202, 252628, 268302, 378942, 402453, 478404, 536604, 568413, 757884, 804906, 1136826, 1609812, 2273652, 6126229, 12252458, 18378687, 24504916, 36757374, 55136061, 73514748, 110272122, 220544244]

約数ペア:

[(1, 220544244), (2, 110272122), (3, 73514748), (4, 55136061), (6, 36757374), (9, 24504916), (12, 18378687), (18, 12252458), (36, 6126229), (97, 2273652), (137, 1609812), (194, 1136826), (274, 804906), (291, 757884), (388, 568413), (411, 536604), (461, 478404), (548, 402453), (582, 378942), (822, 268302), (873, 252628), (922, 239202), (1164, 189471), (1233, 178868), (1383, 159468), (1644, 134151), (1746, 126314), (1844, 119601), (2466, 89434), (2766, 79734), (3492, 63157), (4149, 53156), (4932, 44717), (5532, 39867), (8298, 26578), (13289, 16596)]