19246677280

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 46743008256

約数和(自身を除く): 27496330976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 127, 134, 160, 211, 254, 268, 335, 422, 508, 536, 635, 670, 844, 1016, 1055, 1072, 1270, 1340, 1688, 2032, 2110, 2144, 2540, 2680, 3376, 4064, 4220, 4489, 5080, 5360, 6752, 8440, 8509, 8978, 10160, 10720, 14137, 16880, 17018, 17956, 20320, 22445, 26797, 28274, 33760, 34036, 35912, 42545, 44890, 53594, 56548, 68072, 70685, 71824, 85090, 89780, 107188, 113096, 133985, 136144, 141370, 143648, 170180, 179560, 214376, 226192, 267970, 272288, 282740, 340360, 359120, 428752, 452384, 535940, 565480, 570103, 680720, 718240, 857504, 947179, 1071880, 1130960, 1140206, 1361440, 1795399, 1894358, 2143760, 2261920, 2280412, 2850515, 3590798, 3788716, 4287520, 4560824, 4735895, 5701030, 7181596, 7577432, 8976995, 9121648, 9471790, 11402060, 14363192, 15154864, 17953990, 18243296, 18943580, 22804120, 28726384, 30309728, 35907980, 37887160, 45608240, 57452768, 71815960, 75774320, 91216480, 120291733, 143631920, 151548640, 240583466, 287263840, 481166932, 601458665, 962333864, 1202917330, 1924667728, 2405834660, 3849335456, 4811669320, 9623338640, 19246677280]

約数ペア:

[(1, 19246677280), (2, 9623338640), (4, 4811669320), (5, 3849335456), (8, 2405834660), (10, 1924667728), (16, 1202917330), (20, 962333864), (32, 601458665), (40, 481166932), (67, 287263840), (80, 240583466), (127, 151548640), (134, 143631920), (160, 120291733), (211, 91216480), (254, 75774320), (268, 71815960), (335, 57452768), (422, 45608240), (508, 37887160), (536, 35907980), (635, 30309728), (670, 28726384), (844, 22804120), (1016, 18943580), (1055, 18243296), (1072, 17953990), (1270, 15154864), (1340, 14363192), (1688, 11402060), (2032, 9471790), (2110, 9121648), (2144, 8976995), (2540, 7577432), (2680, 7181596), (3376, 5701030), (4064, 4735895), (4220, 4560824), (4489, 4287520), (5080, 3788716), (5360, 3590798), (6752, 2850515), (8440, 2280412), (8509, 2261920), (8978, 2143760), (10160, 1894358), (10720, 1795399), (14137, 1361440), (16880, 1140206), (17018, 1130960), (17956, 1071880), (20320, 947179), (22445, 857504), (26797, 718240), (28274, 680720), (33760, 570103), (34036, 565480), (35912, 535940), (42545, 452384), (44890, 428752), (53594, 359120), (56548, 340360), (68072, 282740), (70685, 272288), (71824, 267970), (85090, 226192), (89780, 214376), (107188, 179560), (113096, 170180), (133985, 143648), (136144, 141370)]