638469972

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:619

約数の個数: 192

約数和(自身を含む): 2005032960

約数和(自身を除く): 1366562988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 73, 84, 92, 108, 126, 138, 146, 161, 189, 207, 219, 252, 276, 292, 322, 378, 414, 438, 483, 503, 511, 621, 644, 657, 756, 828, 876, 966, 1006, 1022, 1242, 1314, 1449, 1509, 1533, 1679, 1932, 1971, 2012, 2044, 2484, 2628, 2898, 3018, 3066, 3358, 3521, 3942, 4347, 4527, 4599, 5037, 5796, 6036, 6132, 6716, 7042, 7884, 8694, 9054, 9198, 10074, 10563, 11569, 11753, 13581, 13797, 14084, 15111, 17388, 18108, 18396, 20148, 21126, 23138, 23506, 27162, 27594, 30222, 31689, 34707, 35259, 36719, 42252, 45333, 46276, 47012, 54324, 55188, 60444, 63378, 69414, 70518, 73438, 80983, 90666, 95067, 104121, 105777, 110157, 126756, 138828, 141036, 146876, 161966, 181332, 190134, 208242, 211554, 220314, 242949, 257033, 312363, 317331, 323932, 330471, 380268, 416484, 423108, 440628, 485898, 514066, 624726, 634662, 660942, 728847, 771099, 844537, 971796, 991413, 1028132, 1249452, 1269324, 1321884, 1457694, 1542198, 1689074, 1982826, 2186541, 2313297, 2533611, 2915388, 3084396, 3378148, 3965652, 4373082, 4626594, 5067222, 5911759, 6939891, 7600833, 8746164, 9253188, 10134444, 11823518, 13879782, 15201666, 17735277, 22802499, 23647036, 27759564, 30403332, 35470554, 45604998, 53205831, 70941108, 91209996, 106411662, 159617493, 212823324, 319234986, 638469972]

約数ペア:

[(1, 638469972), (2, 319234986), (3, 212823324), (4, 159617493), (6, 106411662), (7, 91209996), (9, 70941108), (12, 53205831), (14, 45604998), (18, 35470554), (21, 30403332), (23, 27759564), (27, 23647036), (28, 22802499), (36, 17735277), (42, 15201666), (46, 13879782), (54, 11823518), (63, 10134444), (69, 9253188), (73, 8746164), (84, 7600833), (92, 6939891), (108, 5911759), (126, 5067222), (138, 4626594), (146, 4373082), (161, 3965652), (189, 3378148), (207, 3084396), (219, 2915388), (252, 2533611), (276, 2313297), (292, 2186541), (322, 1982826), (378, 1689074), (414, 1542198), (438, 1457694), (483, 1321884), (503, 1269324), (511, 1249452), (621, 1028132), (644, 991413), (657, 971796), (756, 844537), (828, 771099), (876, 728847), (966, 660942), (1006, 634662), (1022, 624726), (1242, 514066), (1314, 485898), (1449, 440628), (1509, 423108), (1533, 416484), (1679, 380268), (1932, 330471), (1971, 323932), (2012, 317331), (2044, 312363), (2484, 257033), (2628, 242949), (2898, 220314), (3018, 211554), (3066, 208242), (3358, 190134), (3521, 181332), (3942, 161966), (4347, 146876), (4527, 141036), (4599, 138828), (5037, 126756), (5796, 110157), (6036, 105777), (6132, 104121), (6716, 95067), (7042, 90666), (7884, 80983), (8694, 73438), (9054, 70518), (9198, 69414), (10074, 63378), (10563, 60444), (11569, 55188), (11753, 54324), (13581, 47012), (13797, 46276), (14084, 45333), (15111, 42252), (17388, 36719), (18108, 35259), (18396, 34707), (20148, 31689), (21126, 30222), (23138, 27594), (23506, 27162)]