256022910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:408

約数の個数: 256

約数和(自身を含む): 846720000

約数和(自身を除く): 590697090

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 19, 22, 26, 27, 30, 33, 38, 39, 45, 54, 55, 57, 65, 66, 78, 90, 95, 99, 110, 114, 117, 130, 135, 143, 165, 171, 190, 195, 198, 209, 234, 247, 270, 285, 286, 297, 330, 342, 349, 351, 390, 418, 429, 494, 495, 513, 570, 585, 594, 627, 698, 702, 715, 741, 855, 858, 990, 1026, 1045, 1047, 1170, 1235, 1254, 1287, 1430, 1482, 1485, 1710, 1745, 1755, 1881, 2090, 2094, 2145, 2223, 2470, 2565, 2574, 2717, 2970, 3135, 3141, 3490, 3510, 3705, 3762, 3839, 3861, 4290, 4446, 4537, 5130, 5235, 5434, 5643, 6270, 6282, 6435, 6631, 6669, 7410, 7678, 7722, 8151, 9074, 9405, 9423, 10470, 11115, 11286, 11517, 12870, 13262, 13338, 13585, 13611, 15705, 16302, 18810, 18846, 19195, 19305, 19893, 22230, 22685, 23034, 24453, 27170, 27222, 28215, 31410, 33155, 33345, 34551, 38390, 38610, 39786, 40755, 40833, 45370, 47115, 48906, 49907, 56430, 57585, 59679, 66310, 66690, 68055, 69102, 72941, 73359, 81510, 81666, 86203, 94230, 99465, 99814, 103653, 115170, 119358, 122265, 122499, 136110, 145882, 146718, 149721, 172406, 172755, 179037, 198930, 204165, 207306, 218823, 244530, 244998, 249535, 258609, 298395, 299442, 345510, 358074, 364705, 366795, 408330, 431015, 437646, 449163, 499070, 517218, 518265, 596790, 612495, 656469, 729410, 733590, 748605, 775827, 862030, 895185, 898326, 948233, 1036530, 1094115, 1224990, 1293045, 1312938, 1347489, 1497210, 1551654, 1790370, 1896466, 1969407, 2188230, 2245815, 2327481, 2586090, 2694978, 2844699, 3282345, 3879135, 3938814, 4491630, 4654962, 4741165, 5689398, 6564690, 6737445, 7758270, 8534097, 9482330, 9847035, 11637405, 13474890, 14223495, 17068194, 19694070, 23274810, 25602291, 28446990, 42670485, 51204582, 85340970, 128011455, 256022910]

約数ペア:

[(1, 256022910), (2, 128011455), (3, 85340970), (5, 51204582), (6, 42670485), (9, 28446990), (10, 25602291), (11, 23274810), (13, 19694070), (15, 17068194), (18, 14223495), (19, 13474890), (22, 11637405), (26, 9847035), (27, 9482330), (30, 8534097), (33, 7758270), (38, 6737445), (39, 6564690), (45, 5689398), (54, 4741165), (55, 4654962), (57, 4491630), (65, 3938814), (66, 3879135), (78, 3282345), (90, 2844699), (95, 2694978), (99, 2586090), (110, 2327481), (114, 2245815), (117, 2188230), (130, 1969407), (135, 1896466), (143, 1790370), (165, 1551654), (171, 1497210), (190, 1347489), (195, 1312938), (198, 1293045), (209, 1224990), (234, 1094115), (247, 1036530), (270, 948233), (285, 898326), (286, 895185), (297, 862030), (330, 775827), (342, 748605), (349, 733590), (351, 729410), (390, 656469), (418, 612495), (429, 596790), (494, 518265), (495, 517218), (513, 499070), (570, 449163), (585, 437646), (594, 431015), (627, 408330), (698, 366795), (702, 364705), (715, 358074), (741, 345510), (855, 299442), (858, 298395), (990, 258609), (1026, 249535), (1045, 244998), (1047, 244530), (1170, 218823), (1235, 207306), (1254, 204165), (1287, 198930), (1430, 179037), (1482, 172755), (1485, 172406), (1710, 149721), (1745, 146718), (1755, 145882), (1881, 136110), (2090, 122499), (2094, 122265), (2145, 119358), (2223, 115170), (2470, 103653), (2565, 99814), (2574, 99465), (2717, 94230), (2970, 86203), (3135, 81666), (3141, 81510), (3490, 73359), (3510, 72941), (3705, 69102), (3762, 68055), (3839, 66690), (3861, 66310), (4290, 59679), (4446, 57585), (4537, 56430), (5130, 49907), (5235, 48906), (5434, 47115), (5643, 45370), (6270, 40833), (6282, 40755), (6435, 39786), (6631, 38610), (6669, 38390), (7410, 34551), (7678, 33345), (7722, 33155), (8151, 31410), (9074, 28215), (9405, 27222), (9423, 27170), (10470, 24453), (11115, 23034), (11286, 22685), (11517, 22230), (12870, 19893), (13262, 19305), (13338, 19195), (13585, 18846), (13611, 18810), (15705, 16302)]