1640346912

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{299771}}^1$

素因数の和:299806

約数の個数: 72

約数和(自身を含む): 4910265360

約数和(自身を除く): 3269918448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 299771, 599542, 899313, 1199084, 1798626, 2398168, 2697939, 3597252, 4796336, 5395878, 5695649, 7194504, 9592672, 10791756, 11391298, 14389008, 17086947, 21583512, 22782596, 28778016, 34173894, 43167024, 45565192, 51260841, 68347788, 86334048, 91130384, 102521682, 136695576, 182260768, 205043364, 273391152, 410086728, 546782304, 820173456, 1640346912]

約数ペア:

[(1, 1640346912), (2, 820173456), (3, 546782304), (4, 410086728), (6, 273391152), (8, 205043364), (9, 182260768), (12, 136695576), (16, 102521682), (18, 91130384), (19, 86334048), (24, 68347788), (32, 51260841), (36, 45565192), (38, 43167024), (48, 34173894), (57, 28778016), (72, 22782596), (76, 21583512), (96, 17086947), (114, 14389008), (144, 11391298), (152, 10791756), (171, 9592672), (228, 7194504), (288, 5695649), (304, 5395878), (342, 4796336), (456, 3597252), (608, 2697939), (684, 2398168), (912, 1798626), (1368, 1199084), (1824, 899313), (2736, 599542), (5472, 299771)]