1998412272

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:476

約数の個数: 240

約数和(自身を含む): 6128179200

約数和(自身を除く): 4129766928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 36, 43, 48, 58, 62, 72, 86, 87, 93, 116, 124, 129, 144, 172, 174, 186, 232, 248, 258, 261, 279, 344, 348, 359, 372, 387, 464, 496, 516, 522, 558, 688, 696, 718, 744, 774, 899, 1032, 1044, 1077, 1116, 1247, 1333, 1392, 1436, 1488, 1548, 1798, 2064, 2088, 2154, 2232, 2494, 2666, 2697, 2872, 3096, 3231, 3596, 3741, 3999, 4176, 4308, 4464, 4988, 5332, 5394, 5744, 6192, 6462, 7192, 7482, 7998, 8091, 8616, 9976, 10411, 10664, 10788, 11129, 11223, 11997, 12924, 14384, 14964, 15437, 15996, 16182, 17232, 19952, 20822, 21328, 21576, 22258, 22446, 23994, 25848, 29928, 30874, 31233, 31992, 32364, 33387, 38657, 41644, 43152, 44516, 44892, 46311, 47988, 51696, 59856, 61748, 62466, 63984, 64728, 66774, 77314, 83288, 89032, 89784, 92622, 93699, 95976, 100161, 115971, 123496, 124932, 129456, 133548, 138933, 154628, 166576, 178064, 179568, 185244, 187398, 191952, 200322, 231942, 246992, 249864, 267096, 277866, 309256, 322741, 347913, 370488, 374796, 400644, 447673, 463884, 478547, 499728, 534192, 555732, 618512, 645482, 695826, 740976, 749592, 801288, 895346, 927768, 957094, 968223, 1111464, 1290964, 1343019, 1391652, 1435641, 1499184, 1602576, 1790692, 1855536, 1914188, 1936446, 2222928, 2581928, 2686038, 2783304, 2871282, 2904669, 3581384, 3828376, 3872892, 4029057, 4306923, 5163856, 5372076, 5566608, 5742564, 5809338, 7162768, 7656752, 7745784, 8058114, 8613846, 10744152, 11485128, 11618676, 13877863, 15491568, 16116228, 17227692, 21488304, 22970256, 23237352, 27755726, 32232456, 34455384, 41633589, 46474704, 55511452, 64464912, 68910768, 83267178, 111022904, 124900767, 166534356, 222045808, 249801534, 333068712, 499603068, 666137424, 999206136, 1998412272]

約数ペア:

[(1, 1998412272), (2, 999206136), (3, 666137424), (4, 499603068), (6, 333068712), (8, 249801534), (9, 222045808), (12, 166534356), (16, 124900767), (18, 111022904), (24, 83267178), (29, 68910768), (31, 64464912), (36, 55511452), (43, 46474704), (48, 41633589), (58, 34455384), (62, 32232456), (72, 27755726), (86, 23237352), (87, 22970256), (93, 21488304), (116, 17227692), (124, 16116228), (129, 15491568), (144, 13877863), (172, 11618676), (174, 11485128), (186, 10744152), (232, 8613846), (248, 8058114), (258, 7745784), (261, 7656752), (279, 7162768), (344, 5809338), (348, 5742564), (359, 5566608), (372, 5372076), (387, 5163856), (464, 4306923), (496, 4029057), (516, 3872892), (522, 3828376), (558, 3581384), (688, 2904669), (696, 2871282), (718, 2783304), (744, 2686038), (774, 2581928), (899, 2222928), (1032, 1936446), (1044, 1914188), (1077, 1855536), (1116, 1790692), (1247, 1602576), (1333, 1499184), (1392, 1435641), (1436, 1391652), (1488, 1343019), (1548, 1290964), (1798, 1111464), (2064, 968223), (2088, 957094), (2154, 927768), (2232, 895346), (2494, 801288), (2666, 749592), (2697, 740976), (2872, 695826), (3096, 645482), (3231, 618512), (3596, 555732), (3741, 534192), (3999, 499728), (4176, 478547), (4308, 463884), (4464, 447673), (4988, 400644), (5332, 374796), (5394, 370488), (5744, 347913), (6192, 322741), (6462, 309256), (7192, 277866), (7482, 267096), (7998, 249864), (8091, 246992), (8616, 231942), (9976, 200322), (10411, 191952), (10664, 187398), (10788, 185244), (11129, 179568), (11223, 178064), (11997, 166576), (12924, 154628), (14384, 138933), (14964, 133548), (15437, 129456), (15996, 124932), (16182, 123496), (17232, 115971), (19952, 100161), (20822, 95976), (21328, 93699), (21576, 92622), (22258, 89784), (22446, 89032), (23994, 83288), (25848, 77314), (29928, 66774), (30874, 64728), (31233, 63984), (31992, 62466), (32364, 61748), (33387, 59856), (38657, 51696), (41644, 47988), (43152, 46311), (44516, 44892)]