261069480

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{1279}}^1$

素因数の和:1315

約数の個数: 224

約数和(自身を含む): 1007308800

約数和(自身を除く): 746239320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 729, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1279, 1458, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2558, 2835, 2916, 3240, 3402, 3645, 3780, 3837, 4536, 4860, 5103, 5116, 5670, 5832, 6395, 6804, 7290, 7560, 7674, 8505, 8953, 9720, 10206, 10232, 11340, 11511, 12790, 13608, 14580, 15348, 17010, 17906, 19185, 20412, 22680, 23022, 25515, 25580, 26859, 29160, 30696, 34020, 34533, 35812, 38370, 40824, 44765, 46044, 51030, 51160, 53718, 57555, 68040, 69066, 71624, 76740, 80577, 89530, 92088, 102060, 103599, 107436, 115110, 134295, 138132, 153480, 161154, 172665, 179060, 204120, 207198, 214872, 230220, 241731, 268590, 276264, 310797, 322308, 345330, 358120, 402885, 414396, 460440, 483462, 517995, 537180, 621594, 644616, 690660, 725193, 805770, 828792, 932391, 966924, 1035990, 1074360, 1208655, 1243188, 1381320, 1450386, 1553985, 1611540, 1864782, 1933848, 2071980, 2175579, 2417310, 2486376, 2900772, 3107970, 3223080, 3625965, 3729564, 4143960, 4351158, 4661955, 4834620, 5801544, 6215940, 6526737, 7251930, 7459128, 8702316, 9323910, 9669240, 10877895, 12431880, 13053474, 14503860, 17404632, 18647820, 21755790, 26106948, 29007720, 32633685, 37295640, 43511580, 52213896, 65267370, 87023160, 130534740, 261069480]

約数ペア:

[(1, 261069480), (2, 130534740), (3, 87023160), (4, 65267370), (5, 52213896), (6, 43511580), (7, 37295640), (8, 32633685), (9, 29007720), (10, 26106948), (12, 21755790), (14, 18647820), (15, 17404632), (18, 14503860), (20, 13053474), (21, 12431880), (24, 10877895), (27, 9669240), (28, 9323910), (30, 8702316), (35, 7459128), (36, 7251930), (40, 6526737), (42, 6215940), (45, 5801544), (54, 4834620), (56, 4661955), (60, 4351158), (63, 4143960), (70, 3729564), (72, 3625965), (81, 3223080), (84, 3107970), (90, 2900772), (105, 2486376), (108, 2417310), (120, 2175579), (126, 2071980), (135, 1933848), (140, 1864782), (162, 1611540), (168, 1553985), (180, 1450386), (189, 1381320), (210, 1243188), (216, 1208655), (243, 1074360), (252, 1035990), (270, 966924), (280, 932391), (315, 828792), (324, 805770), (360, 725193), (378, 690660), (405, 644616), (420, 621594), (486, 537180), (504, 517995), (540, 483462), (567, 460440), (630, 414396), (648, 402885), (729, 358120), (756, 345330), (810, 322308), (840, 310797), (945, 276264), (972, 268590), (1080, 241731), (1134, 230220), (1215, 214872), (1260, 207198), (1279, 204120), (1458, 179060), (1512, 172665), (1620, 161154), (1701, 153480), (1890, 138132), (1944, 134295), (2268, 115110), (2430, 107436), (2520, 103599), (2558, 102060), (2835, 92088), (2916, 89530), (3240, 80577), (3402, 76740), (3645, 71624), (3780, 69066), (3837, 68040), (4536, 57555), (4860, 53718), (5103, 51160), (5116, 51030), (5670, 46044), (5832, 44765), (6395, 40824), (6804, 38370), (7290, 35812), (7560, 34533), (7674, 34020), (8505, 30696), (8953, 29160), (9720, 26859), (10206, 25580), (10232, 25515), (11340, 23022), (11511, 22680), (12790, 20412), (13608, 19185), (14580, 17906), (15348, 17010)]