222875244

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 640174080

約数和(自身を除く): 417298836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 31, 36, 38, 46, 57, 62, 69, 76, 92, 93, 114, 124, 138, 171, 186, 207, 228, 276, 279, 342, 372, 414, 437, 457, 558, 589, 684, 713, 828, 874, 914, 1116, 1178, 1311, 1371, 1426, 1748, 1767, 1828, 2139, 2356, 2622, 2742, 2852, 3534, 3933, 4113, 4278, 5244, 5301, 5484, 6417, 7068, 7866, 8226, 8556, 8683, 10511, 10602, 12834, 13547, 14167, 15732, 16452, 17366, 21022, 21204, 25668, 26049, 27094, 28334, 31533, 34732, 40641, 42044, 42501, 52098, 54188, 56668, 63066, 78147, 81282, 85002, 94599, 104196, 121923, 126132, 127503, 156294, 162564, 170004, 189198, 199709, 243846, 255006, 269173, 312588, 325841, 378396, 399418, 487692, 510012, 538346, 599127, 651682, 798836, 807519, 977523, 1076692, 1198254, 1303364, 1615038, 1797381, 1955046, 2396508, 2422557, 2932569, 3230076, 3594762, 3910092, 4845114, 5865138, 6190979, 7189524, 9690228, 11730276, 12381958, 18572937, 24763916, 37145874, 55718811, 74291748, 111437622, 222875244]

約数ペア:

[(1, 222875244), (2, 111437622), (3, 74291748), (4, 55718811), (6, 37145874), (9, 24763916), (12, 18572937), (18, 12381958), (19, 11730276), (23, 9690228), (31, 7189524), (36, 6190979), (38, 5865138), (46, 4845114), (57, 3910092), (62, 3594762), (69, 3230076), (76, 2932569), (92, 2422557), (93, 2396508), (114, 1955046), (124, 1797381), (138, 1615038), (171, 1303364), (186, 1198254), (207, 1076692), (228, 977523), (276, 807519), (279, 798836), (342, 651682), (372, 599127), (414, 538346), (437, 510012), (457, 487692), (558, 399418), (589, 378396), (684, 325841), (713, 312588), (828, 269173), (874, 255006), (914, 243846), (1116, 199709), (1178, 189198), (1311, 170004), (1371, 162564), (1426, 156294), (1748, 127503), (1767, 126132), (1828, 121923), (2139, 104196), (2356, 94599), (2622, 85002), (2742, 81282), (2852, 78147), (3534, 63066), (3933, 56668), (4113, 54188), (4278, 52098), (5244, 42501), (5301, 42044), (5484, 40641), (6417, 34732), (7068, 31533), (7866, 28334), (8226, 27094), (8556, 26049), (8683, 25668), (10511, 21204), (10602, 21022), (12834, 17366), (13547, 16452), (14167, 15732)]