1289590560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30881}}^1$

素因数の和:30931

約数の個数: 144

約数和(自身を含む): 4552624440

約数和(自身を除く): 3263033880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5220, 6960, 8352, 10440, 13920, 20880, 30881, 41760, 61762, 92643, 123524, 154405, 185286, 247048, 277929, 308810, 370572, 463215, 494096, 555858, 617620, 741144, 895549, 926430, 988192, 1111716, 1235240, 1389645, 1482288, 1791098, 1852860, 2223432, 2470480, 2686647, 2779290, 2964576, 3582196, 3705720, 4446864, 4477745, 4940960, 5373294, 5558580, 7164392, 7411440, 8059941, 8893728, 8955490, 10746588, 11117160, 13433235, 14328784, 14822880, 16119882, 17910980, 21493176, 22234320, 26866470, 28657568, 32239764, 35821960, 40299705, 42986352, 44468640, 53732940, 64479528, 71643920, 80599410, 85972704, 107465880, 128959056, 143287840, 161198820, 214931760, 257918112, 322397640, 429863520, 644795280, 1289590560]

約数ペア:

[(1, 1289590560), (2, 644795280), (3, 429863520), (4, 322397640), (5, 257918112), (6, 214931760), (8, 161198820), (9, 143287840), (10, 128959056), (12, 107465880), (15, 85972704), (16, 80599410), (18, 71643920), (20, 64479528), (24, 53732940), (29, 44468640), (30, 42986352), (32, 40299705), (36, 35821960), (40, 32239764), (45, 28657568), (48, 26866470), (58, 22234320), (60, 21493176), (72, 17910980), (80, 16119882), (87, 14822880), (90, 14328784), (96, 13433235), (116, 11117160), (120, 10746588), (144, 8955490), (145, 8893728), (160, 8059941), (174, 7411440), (180, 7164392), (232, 5558580), (240, 5373294), (261, 4940960), (288, 4477745), (290, 4446864), (348, 3705720), (360, 3582196), (435, 2964576), (464, 2779290), (480, 2686647), (522, 2470480), (580, 2223432), (696, 1852860), (720, 1791098), (870, 1482288), (928, 1389645), (1044, 1235240), (1160, 1111716), (1305, 988192), (1392, 926430), (1440, 895549), (1740, 741144), (2088, 617620), (2320, 555858), (2610, 494096), (2784, 463215), (3480, 370572), (4176, 308810), (4640, 277929), (5220, 247048), (6960, 185286), (8352, 154405), (10440, 123524), (13920, 92643), (20880, 61762), (30881, 41760)]