989967888

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2502

約数の個数: 240

約数和(自身を含む): 3521330176

約数和(自身を除く): 2531362288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 36, 39, 42, 48, 52, 56, 62, 63, 72, 78, 84, 91, 93, 104, 112, 117, 124, 126, 144, 156, 168, 182, 186, 208, 217, 234, 248, 252, 273, 279, 312, 336, 364, 372, 403, 434, 468, 496, 504, 546, 558, 624, 651, 728, 744, 806, 819, 868, 936, 1008, 1092, 1116, 1209, 1302, 1456, 1488, 1612, 1638, 1736, 1872, 1953, 2184, 2232, 2418, 2437, 2604, 2821, 3224, 3276, 3472, 3627, 3906, 4368, 4464, 4836, 4874, 5208, 5642, 6448, 6552, 7254, 7311, 7812, 8463, 9672, 9748, 10416, 11284, 13104, 14508, 14622, 15624, 16926, 17059, 19344, 19496, 21933, 22568, 25389, 29016, 29244, 31248, 31681, 33852, 34118, 38992, 43866, 45136, 50778, 51177, 58032, 58488, 63362, 67704, 68236, 75547, 87732, 95043, 101556, 102354, 116976, 126724, 135408, 136472, 151094, 153531, 175464, 190086, 203112, 204708, 221767, 226641, 253448, 272944, 285129, 302188, 307062, 350928, 380172, 406224, 409416, 443534, 453282, 506896, 528829, 570258, 604376, 614124, 665301, 679923, 760344, 818832, 887068, 906564, 982111, 1057658, 1140516, 1208752, 1228248, 1330602, 1359846, 1520688, 1586487, 1774136, 1813128, 1964222, 1995903, 2115316, 2281032, 2456496, 2661204, 2719692, 2946333, 3172974, 3548272, 3626256, 3928444, 3991806, 4230632, 4562064, 4759461, 5322408, 5439384, 5892666, 6345948, 6874777, 7856888, 7983612, 8461264, 8838999, 9518922, 10644816, 10878768, 11785332, 12691896, 13749554, 15713776, 15967224, 17677998, 19037844, 20624331, 23570664, 25383792, 27499108, 31934448, 35355996, 38075688, 41248662, 47141328, 54998216, 61872993, 70711992, 76151376, 82497324, 109996432, 123745986, 141423984, 164994648, 247491972, 329989296, 494983944, 989967888]

約数ペア:

[(1, 989967888), (2, 494983944), (3, 329989296), (4, 247491972), (6, 164994648), (7, 141423984), (8, 123745986), (9, 109996432), (12, 82497324), (13, 76151376), (14, 70711992), (16, 61872993), (18, 54998216), (21, 47141328), (24, 41248662), (26, 38075688), (28, 35355996), (31, 31934448), (36, 27499108), (39, 25383792), (42, 23570664), (48, 20624331), (52, 19037844), (56, 17677998), (62, 15967224), (63, 15713776), (72, 13749554), (78, 12691896), (84, 11785332), (91, 10878768), (93, 10644816), (104, 9518922), (112, 8838999), (117, 8461264), (124, 7983612), (126, 7856888), (144, 6874777), (156, 6345948), (168, 5892666), (182, 5439384), (186, 5322408), (208, 4759461), (217, 4562064), (234, 4230632), (248, 3991806), (252, 3928444), (273, 3626256), (279, 3548272), (312, 3172974), (336, 2946333), (364, 2719692), (372, 2661204), (403, 2456496), (434, 2281032), (468, 2115316), (496, 1995903), (504, 1964222), (546, 1813128), (558, 1774136), (624, 1586487), (651, 1520688), (728, 1359846), (744, 1330602), (806, 1228248), (819, 1208752), (868, 1140516), (936, 1057658), (1008, 982111), (1092, 906564), (1116, 887068), (1209, 818832), (1302, 760344), (1456, 679923), (1488, 665301), (1612, 614124), (1638, 604376), (1736, 570258), (1872, 528829), (1953, 506896), (2184, 453282), (2232, 443534), (2418, 409416), (2437, 406224), (2604, 380172), (2821, 350928), (3224, 307062), (3276, 302188), (3472, 285129), (3627, 272944), (3906, 253448), (4368, 226641), (4464, 221767), (4836, 204708), (4874, 203112), (5208, 190086), (5642, 175464), (6448, 153531), (6552, 151094), (7254, 136472), (7311, 135408), (7812, 126724), (8463, 116976), (9672, 102354), (9748, 101556), (10416, 95043), (11284, 87732), (13104, 75547), (14508, 68236), (14622, 67704), (15624, 63362), (16926, 58488), (17059, 58032), (19344, 51177), (19496, 50778), (21933, 45136), (22568, 43866), (25389, 38992), (29016, 34118), (29244, 33852), (31248, 31681)]