261159408

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1887

約数の個数: 120

約数和(自身を含む): 784302480

約数和(自身を除く): 523143072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 53, 57, 72, 76, 106, 114, 144, 152, 159, 171, 212, 228, 304, 318, 342, 424, 456, 477, 636, 684, 848, 912, 954, 1007, 1272, 1368, 1801, 1908, 2014, 2544, 2736, 3021, 3602, 3816, 4028, 5403, 6042, 7204, 7632, 8056, 9063, 10806, 12084, 14408, 16112, 16209, 18126, 21612, 24168, 28816, 32418, 34219, 36252, 43224, 48336, 64836, 68438, 72504, 86448, 95453, 102657, 129672, 136876, 145008, 190906, 205314, 259344, 273752, 286359, 307971, 381812, 410628, 547504, 572718, 615942, 763624, 821256, 859077, 1145436, 1231884, 1527248, 1642512, 1718154, 1813607, 2290872, 2463768, 3436308, 3627214, 4581744, 4927536, 5440821, 6872616, 7254428, 10881642, 13745232, 14508856, 16322463, 21763284, 29017712, 32644926, 43526568, 65289852, 87053136, 130579704, 261159408]

約数ペア:

[(1, 261159408), (2, 130579704), (3, 87053136), (4, 65289852), (6, 43526568), (8, 32644926), (9, 29017712), (12, 21763284), (16, 16322463), (18, 14508856), (19, 13745232), (24, 10881642), (36, 7254428), (38, 6872616), (48, 5440821), (53, 4927536), (57, 4581744), (72, 3627214), (76, 3436308), (106, 2463768), (114, 2290872), (144, 1813607), (152, 1718154), (159, 1642512), (171, 1527248), (212, 1231884), (228, 1145436), (304, 859077), (318, 821256), (342, 763624), (424, 615942), (456, 572718), (477, 547504), (636, 410628), (684, 381812), (848, 307971), (912, 286359), (954, 273752), (1007, 259344), (1272, 205314), (1368, 190906), (1801, 145008), (1908, 136876), (2014, 129672), (2544, 102657), (2736, 95453), (3021, 86448), (3602, 72504), (3816, 68438), (4028, 64836), (5403, 48336), (6042, 43224), (7204, 36252), (7632, 34219), (8056, 32418), (9063, 28816), (10806, 24168), (12084, 21612), (14408, 18126), (16112, 16209)]