1238388480

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{5119}}^1$

素因数の和:5156

約数の個数: 288

約数和(自身を含む): 5023334400

約数和(自身を除く): 3784945920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5119, 5376, 5760, 6048, 6720, 6912, 7560, 8064, 8640, 8960, 10080, 10238, 11520, 12096, 13440, 15120, 15357, 16128, 17280, 20160, 20476, 24192, 25595, 26880, 30240, 30714, 34560, 35833, 40320, 40952, 46071, 48384, 51190, 60480, 61428, 71666, 76785, 80640, 81904, 92142, 102380, 107499, 120960, 122856, 138213, 143332, 153570, 163808, 179165, 184284, 204760, 214998, 230355, 241920, 245712, 276426, 286664, 307140, 322497, 327616, 358330, 368568, 409520, 429996, 460710, 491424, 537495, 552852, 573328, 614280, 644994, 655232, 691065, 716660, 737136, 819040, 859992, 921420, 967491, 982848, 1074990, 1105704, 1146656, 1228560, 1289988, 1310464, 1382130, 1433320, 1474272, 1612485, 1638080, 1719984, 1842840, 1934982, 1965696, 2149980, 2211408, 2293312, 2457120, 2579976, 2764260, 2866640, 2948544, 3224970, 3276160, 3439968, 3685680, 3869964, 3931392, 4299960, 4422816, 4586624, 4837455, 4914240, 5159952, 5528520, 5733280, 5897088, 6449940, 6552320, 6879936, 7371360, 7739928, 8599920, 8845632, 9173248, 9674910, 9828480, 10319904, 11057040, 11466560, 11794176, 12899880, 13759872, 14742720, 15479856, 17199840, 17691264, 19349820, 19656960, 20639808, 22114080, 22933120, 25799760, 27519744, 29485440, 30959712, 34399680, 35382528, 38699640, 41279616, 44228160, 45866240, 51599520, 58970880, 61919424, 68799360, 77399280, 82559232, 88456320, 103199040, 123838848, 137598720, 154798560, 176912640, 206398080, 247677696, 309597120, 412796160, 619194240, 1238388480]

約数ペア:

[(1, 1238388480), (2, 619194240), (3, 412796160), (4, 309597120), (5, 247677696), (6, 206398080), (7, 176912640), (8, 154798560), (9, 137598720), (10, 123838848), (12, 103199040), (14, 88456320), (15, 82559232), (16, 77399280), (18, 68799360), (20, 61919424), (21, 58970880), (24, 51599520), (27, 45866240), (28, 44228160), (30, 41279616), (32, 38699640), (35, 35382528), (36, 34399680), (40, 30959712), (42, 29485440), (45, 27519744), (48, 25799760), (54, 22933120), (56, 22114080), (60, 20639808), (63, 19656960), (64, 19349820), (70, 17691264), (72, 17199840), (80, 15479856), (84, 14742720), (90, 13759872), (96, 12899880), (105, 11794176), (108, 11466560), (112, 11057040), (120, 10319904), (126, 9828480), (128, 9674910), (135, 9173248), (140, 8845632), (144, 8599920), (160, 7739928), (168, 7371360), (180, 6879936), (189, 6552320), (192, 6449940), (210, 5897088), (216, 5733280), (224, 5528520), (240, 5159952), (252, 4914240), (256, 4837455), (270, 4586624), (280, 4422816), (288, 4299960), (315, 3931392), (320, 3869964), (336, 3685680), (360, 3439968), (378, 3276160), (384, 3224970), (420, 2948544), (432, 2866640), (448, 2764260), (480, 2579976), (504, 2457120), (540, 2293312), (560, 2211408), (576, 2149980), (630, 1965696), (640, 1934982), (672, 1842840), (720, 1719984), (756, 1638080), (768, 1612485), (840, 1474272), (864, 1433320), (896, 1382130), (945, 1310464), (960, 1289988), (1008, 1228560), (1080, 1146656), (1120, 1105704), (1152, 1074990), (1260, 982848), (1280, 967491), (1344, 921420), (1440, 859992), (1512, 819040), (1680, 737136), (1728, 716660), (1792, 691065), (1890, 655232), (1920, 644994), (2016, 614280), (2160, 573328), (2240, 552852), (2304, 537495), (2520, 491424), (2688, 460710), (2880, 429996), (3024, 409520), (3360, 368568), (3456, 358330), (3780, 327616), (3840, 322497), (4032, 307140), (4320, 286664), (4480, 276426), (5040, 245712), (5119, 241920), (5376, 230355), (5760, 214998), (6048, 204760), (6720, 184284), (6912, 179165), (7560, 163808), (8064, 153570), (8640, 143332), (8960, 138213), (10080, 122856), (10238, 120960), (11520, 107499), (12096, 102380), (13440, 92142), (15120, 81904), (15357, 80640), (16128, 76785), (17280, 71666), (20160, 61428), (20476, 60480), (24192, 51190), (25595, 48384), (26880, 46071), (30240, 40952), (30714, 40320), (34560, 35833)]