258031476

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 727767040

約数和(自身を除く): 469735564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 43, 57, 62, 76, 86, 93, 114, 124, 129, 171, 172, 186, 228, 258, 279, 283, 342, 372, 387, 516, 558, 566, 589, 684, 774, 817, 849, 1116, 1132, 1178, 1333, 1548, 1634, 1698, 1767, 2356, 2451, 2547, 2666, 3268, 3396, 3534, 3999, 4902, 5094, 5301, 5332, 5377, 7068, 7353, 7998, 8773, 9804, 10188, 10602, 10754, 11997, 12169, 14706, 15996, 16131, 17546, 21204, 21508, 23994, 24338, 25327, 26319, 29412, 32262, 35092, 36507, 47988, 48393, 48676, 50654, 52638, 64524, 73014, 75981, 78957, 96786, 101308, 105276, 109521, 146028, 151962, 157914, 166687, 193572, 219042, 227943, 231211, 303924, 315828, 333374, 377239, 438084, 455886, 462422, 500061, 666748, 693633, 754478, 911772, 924844, 1000122, 1131717, 1387266, 1500183, 1508956, 2000244, 2080899, 2263434, 2774532, 3000366, 3395151, 4161798, 4526868, 6000732, 6790302, 7167541, 8323596, 13580604, 14335082, 21502623, 28670164, 43005246, 64507869, 86010492, 129015738, 258031476]

約数ペア:

[(1, 258031476), (2, 129015738), (3, 86010492), (4, 64507869), (6, 43005246), (9, 28670164), (12, 21502623), (18, 14335082), (19, 13580604), (31, 8323596), (36, 7167541), (38, 6790302), (43, 6000732), (57, 4526868), (62, 4161798), (76, 3395151), (86, 3000366), (93, 2774532), (114, 2263434), (124, 2080899), (129, 2000244), (171, 1508956), (172, 1500183), (186, 1387266), (228, 1131717), (258, 1000122), (279, 924844), (283, 911772), (342, 754478), (372, 693633), (387, 666748), (516, 500061), (558, 462422), (566, 455886), (589, 438084), (684, 377239), (774, 333374), (817, 315828), (849, 303924), (1116, 231211), (1132, 227943), (1178, 219042), (1333, 193572), (1548, 166687), (1634, 157914), (1698, 151962), (1767, 146028), (2356, 109521), (2451, 105276), (2547, 101308), (2666, 96786), (3268, 78957), (3396, 75981), (3534, 73014), (3999, 64524), (4902, 52638), (5094, 50654), (5301, 48676), (5332, 48393), (5377, 47988), (7068, 36507), (7353, 35092), (7998, 32262), (8773, 29412), (9804, 26319), (10188, 25327), (10602, 24338), (10754, 23994), (11997, 21508), (12169, 21204), (14706, 17546), (15996, 16131)]