1989358560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1307}}^1$

素因数の和:1486

約数の個数: 288

約数和(自身を含む): 7815854592

約数和(自身を除く): 5826496032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 151, 160, 168, 180, 210, 224, 240, 252, 280, 288, 302, 315, 336, 360, 420, 453, 480, 504, 560, 604, 630, 672, 720, 755, 840, 906, 1008, 1057, 1120, 1208, 1260, 1307, 1359, 1440, 1510, 1680, 1812, 2016, 2114, 2265, 2416, 2520, 2614, 2718, 3020, 3171, 3360, 3624, 3921, 4228, 4530, 4832, 5040, 5228, 5285, 5436, 6040, 6342, 6535, 6795, 7248, 7842, 8456, 9060, 9149, 9513, 10080, 10456, 10570, 10872, 11763, 12080, 12684, 13070, 13590, 14496, 15684, 15855, 16912, 18120, 18298, 19026, 19605, 20912, 21140, 21744, 23526, 24160, 25368, 26140, 27180, 27447, 31368, 31710, 33824, 36240, 36596, 38052, 39210, 41824, 42280, 43488, 45745, 47052, 47565, 50736, 52280, 54360, 54894, 58815, 62736, 63420, 72480, 73192, 76104, 78420, 82341, 84560, 91490, 94104, 95130, 101472, 104560, 108720, 109788, 117630, 125472, 126840, 137235, 146384, 152208, 156840, 164682, 169120, 182980, 188208, 190260, 197357, 209120, 217440, 219576, 235260, 253680, 274470, 292768, 304416, 313680, 329364, 365960, 376416, 380520, 394714, 411705, 439152, 470520, 507360, 548940, 592071, 627360, 658728, 731920, 761040, 789428, 823410, 878304, 941040, 986785, 1097880, 1184142, 1317456, 1381499, 1463840, 1522080, 1578856, 1646820, 1776213, 1882080, 1973570, 2195760, 2368284, 2634912, 2762998, 2960355, 3157712, 3293640, 3552426, 3947140, 4144497, 4391520, 4736568, 5525996, 5920710, 6315424, 6587280, 6907495, 7104852, 7894280, 8288994, 8881065, 9473136, 11051992, 11841420, 12433491, 13174560, 13814990, 14209704, 15788560, 16577988, 17762130, 18946272, 20722485, 22103984, 23682840, 24866982, 27629980, 28419408, 31577120, 33155976, 35524260, 41444970, 44207968, 47365680, 49733964, 55259960, 56838816, 62167455, 66311952, 71048520, 82889940, 94731360, 99467928, 110519920, 124334910, 132623904, 142097040, 165779880, 198935856, 221039840, 248669820, 284194080, 331559760, 397871712, 497339640, 663119520, 994679280, 1989358560]

約数ペア:

[(1, 1989358560), (2, 994679280), (3, 663119520), (4, 497339640), (5, 397871712), (6, 331559760), (7, 284194080), (8, 248669820), (9, 221039840), (10, 198935856), (12, 165779880), (14, 142097040), (15, 132623904), (16, 124334910), (18, 110519920), (20, 99467928), (21, 94731360), (24, 82889940), (28, 71048520), (30, 66311952), (32, 62167455), (35, 56838816), (36, 55259960), (40, 49733964), (42, 47365680), (45, 44207968), (48, 41444970), (56, 35524260), (60, 33155976), (63, 31577120), (70, 28419408), (72, 27629980), (80, 24866982), (84, 23682840), (90, 22103984), (96, 20722485), (105, 18946272), (112, 17762130), (120, 16577988), (126, 15788560), (140, 14209704), (144, 13814990), (151, 13174560), (160, 12433491), (168, 11841420), (180, 11051992), (210, 9473136), (224, 8881065), (240, 8288994), (252, 7894280), (280, 7104852), (288, 6907495), (302, 6587280), (315, 6315424), (336, 5920710), (360, 5525996), (420, 4736568), (453, 4391520), (480, 4144497), (504, 3947140), (560, 3552426), (604, 3293640), (630, 3157712), (672, 2960355), (720, 2762998), (755, 2634912), (840, 2368284), (906, 2195760), (1008, 1973570), (1057, 1882080), (1120, 1776213), (1208, 1646820), (1260, 1578856), (1307, 1522080), (1359, 1463840), (1440, 1381499), (1510, 1317456), (1680, 1184142), (1812, 1097880), (2016, 986785), (2114, 941040), (2265, 878304), (2416, 823410), (2520, 789428), (2614, 761040), (2718, 731920), (3020, 658728), (3171, 627360), (3360, 592071), (3624, 548940), (3921, 507360), (4228, 470520), (4530, 439152), (4832, 411705), (5040, 394714), (5228, 380520), (5285, 376416), (5436, 365960), (6040, 329364), (6342, 313680), (6535, 304416), (6795, 292768), (7248, 274470), (7842, 253680), (8456, 235260), (9060, 219576), (9149, 217440), (9513, 209120), (10080, 197357), (10456, 190260), (10570, 188208), (10872, 182980), (11763, 169120), (12080, 164682), (12684, 156840), (13070, 152208), (13590, 146384), (14496, 137235), (15684, 126840), (15855, 125472), (16912, 117630), (18120, 109788), (18298, 108720), (19026, 104560), (19605, 101472), (20912, 95130), (21140, 94104), (21744, 91490), (23526, 84560), (24160, 82341), (25368, 78420), (26140, 76104), (27180, 73192), (27447, 72480), (31368, 63420), (31710, 62736), (33824, 58815), (36240, 54894), (36596, 54360), (38052, 52280), (39210, 50736), (41824, 47565), (42280, 47052), (43488, 45745)]