260931960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 887777280

約数和(自身を除く): 626845320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 103, 120, 124, 155, 180, 186, 206, 227, 248, 279, 309, 310, 360, 372, 412, 454, 465, 515, 558, 618, 620, 681, 744, 824, 908, 927, 930, 1030, 1116, 1135, 1236, 1240, 1362, 1395, 1545, 1816, 1854, 1860, 2043, 2060, 2232, 2270, 2472, 2724, 2790, 3090, 3193, 3405, 3708, 3720, 4086, 4120, 4540, 4635, 5448, 5580, 6180, 6386, 6810, 7037, 7416, 8172, 9080, 9270, 9579, 10215, 11160, 12360, 12772, 13620, 14074, 15965, 16344, 18540, 19158, 20430, 21111, 23381, 25544, 27240, 28148, 28737, 31930, 35185, 37080, 38316, 40860, 42222, 46762, 47895, 56296, 57474, 63333, 63860, 70143, 70370, 76632, 81720, 84444, 93524, 95790, 105555, 114948, 116905, 126666, 127720, 140286, 140740, 143685, 168888, 187048, 191580, 210429, 211110, 229896, 233810, 253332, 280572, 281480, 287370, 316665, 350715, 383160, 420858, 422220, 467620, 506664, 561144, 574740, 633330, 701430, 724811, 841716, 844440, 935240, 1052145, 1149480, 1266660, 1402860, 1449622, 1683432, 2104290, 2174433, 2533320, 2805720, 2899244, 3624055, 4208580, 4348866, 5798488, 6523299, 7248110, 8417160, 8697732, 10872165, 13046598, 14496220, 17395464, 21744330, 26093196, 28992440, 32616495, 43488660, 52186392, 65232990, 86977320, 130465980, 260931960]

約数ペア:

[(1, 260931960), (2, 130465980), (3, 86977320), (4, 65232990), (5, 52186392), (6, 43488660), (8, 32616495), (9, 28992440), (10, 26093196), (12, 21744330), (15, 17395464), (18, 14496220), (20, 13046598), (24, 10872165), (30, 8697732), (31, 8417160), (36, 7248110), (40, 6523299), (45, 5798488), (60, 4348866), (62, 4208580), (72, 3624055), (90, 2899244), (93, 2805720), (103, 2533320), (120, 2174433), (124, 2104290), (155, 1683432), (180, 1449622), (186, 1402860), (206, 1266660), (227, 1149480), (248, 1052145), (279, 935240), (309, 844440), (310, 841716), (360, 724811), (372, 701430), (412, 633330), (454, 574740), (465, 561144), (515, 506664), (558, 467620), (618, 422220), (620, 420858), (681, 383160), (744, 350715), (824, 316665), (908, 287370), (927, 281480), (930, 280572), (1030, 253332), (1116, 233810), (1135, 229896), (1236, 211110), (1240, 210429), (1362, 191580), (1395, 187048), (1545, 168888), (1816, 143685), (1854, 140740), (1860, 140286), (2043, 127720), (2060, 126666), (2232, 116905), (2270, 114948), (2472, 105555), (2724, 95790), (2790, 93524), (3090, 84444), (3193, 81720), (3405, 76632), (3708, 70370), (3720, 70143), (4086, 63860), (4120, 63333), (4540, 57474), (4635, 56296), (5448, 47895), (5580, 46762), (6180, 42222), (6386, 40860), (6810, 38316), (7037, 37080), (7416, 35185), (8172, 31930), (9080, 28737), (9270, 28148), (9579, 27240), (10215, 25544), (11160, 23381), (12360, 21111), (12772, 20430), (13620, 19158), (14074, 18540), (15965, 16344)]