261406580292

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 864

約数和(自身を含む): 884140508160

約数和(自身を除く): 622733927868

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 27, 31, 33, 36, 38, 39, 44, 52, 54, 57, 62, 66, 76, 78, 81, 93, 99, 103, 108, 114, 117, 124, 132, 143, 156, 162, 171, 186, 198, 206, 209, 228, 234, 243, 247, 279, 286, 297, 309, 324, 341, 342, 351, 372, 396, 403, 412, 418, 429, 468, 486, 494, 513, 558, 572, 589, 594, 618, 627, 682, 684, 702, 741, 806, 836, 837, 858, 891, 927, 961, 972, 988, 1023, 1026, 1053, 1116, 1133, 1178, 1188, 1209, 1236, 1254, 1287, 1339, 1364, 1404, 1482, 1539, 1612, 1674, 1716, 1767, 1782, 1854, 1881, 1922, 1957, 2046, 2052, 2106, 2223, 2266, 2356, 2418, 2508, 2511, 2574, 2673, 2678, 2717, 2781, 2883, 2964, 3069, 3078, 3159, 3193, 3348, 3399, 3534, 3564, 3627, 3708, 3762, 3844, 3861, 3914, 4017, 4092, 4212, 4433, 4446, 4532, 4617, 4836, 5022, 5148, 5301, 5346, 5356, 5434, 5562, 5643, 5766, 5871, 6138, 6156, 6318, 6386, 6479, 6669, 6798, 7068, 7254, 7524, 7533, 7657, 7722, 7828, 8034, 8151, 8343, 8649, 8866, 8892, 9207, 9234, 9579, 10044, 10197, 10571, 10602, 10692, 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20108198484, 21783881691, 23764234572, 29045175588, 43567763382, 65351645073, 87135526764, 130703290146, 261406580292]

約数ペア:

[(1, 261406580292), (2, 130703290146), (3, 87135526764), (4, 65351645073), (6, 43567763382), (9, 29045175588), (11, 23764234572), (12, 21783881691), (13, 20108198484), (18, 14522587794), (19, 13758241068), (22, 11882117286), (26, 10054099242), (27, 9681725196), (31, 8432470332), (33, 7921411524), (36, 7261293897), (38, 6879120534), (39, 6702732828), (44, 5941058643), (52, 5027049621), (54, 4840862598), (57, 4586080356), (62, 4216235166), (66, 3960705762), (76, 3439560267), (78, 3351366414), (81, 3227241732), (93, 2810823444), (99, 2640470508), (103, 2537927964), (108, 2420431299), (114, 2293040178), (117, 2234244276), (124, 2108117583), (132, 1980352881), (143, 1828018044), (156, 1675683207), (162, 1613620866), (171, 1528693452), (186, 1405411722), (198, 1320235254), (206, 1268963982), (209, 1250749188), (228, 1146520089), (234, 1117122138), (243, 1075747244), (247, 1058326236), (279, 936941148), (286, 914009022), (297, 880156836), (309, 845975988), (324, 806810433), (341, 766588212), 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