312390540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{683}}^1$

素因数の和:730

約数の個数: 288

約数和(自身を含む): 1222663680

約数和(自身を除く): 910273140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 121, 126, 132, 135, 140, 154, 165, 180, 189, 198, 210, 220, 231, 242, 252, 270, 297, 308, 315, 330, 363, 378, 385, 396, 420, 462, 484, 495, 540, 594, 605, 630, 660, 683, 693, 726, 756, 770, 847, 924, 945, 990, 1089, 1155, 1188, 1210, 1260, 1366, 1386, 1452, 1485, 1540, 1694, 1815, 1890, 1980, 2049, 2079, 2178, 2310, 2420, 2541, 2732, 2772, 2970, 3267, 3388, 3415, 3465, 3630, 3780, 4098, 4158, 4235, 4356, 4620, 4781, 5082, 5445, 5940, 6147, 6534, 6830, 6930, 7260, 7513, 7623, 8196, 8316, 8470, 9562, 10164, 10245, 10395, 10890, 12294, 12705, 13068, 13660, 13860, 14343, 15026, 15246, 16335, 16940, 18441, 19124, 20490, 20790, 21780, 22539, 22869, 23905, 24588, 25410, 28686, 30052, 30492, 30735, 32670, 36882, 37565, 38115, 40980, 41580, 43029, 45078, 45738, 47810, 50820, 52591, 57372, 61470, 65340, 67617, 71715, 73764, 75130, 76230, 82643, 86058, 90156, 91476, 92205, 95620, 105182, 112695, 114345, 122940, 129087, 135234, 143430, 150260, 152460, 157773, 165286, 172116, 184410, 202851, 210364, 215145, 225390, 228690, 247929, 258174, 262955, 270468, 286860, 315546, 330572, 338085, 368820, 405702, 413215, 430290, 450780, 457380, 473319, 495858, 516348, 525910, 578501, 631092, 645435, 676170, 743787, 788865, 811404, 826430, 860580, 946638, 991716, 1014255, 1051820, 1157002, 1239645, 1290870, 1352340, 1419957, 1487574, 1577730, 1652860, 1735503, 1893276, 2028510, 2231361, 2314004, 2366595, 2479290, 2581740, 2839914, 2892505, 2975148, 3155460, 3471006, 3718935, 4057020, 4462722, 4733190, 4958580, 5206509, 5679828, 5785010, 6942012, 7099785, 7437870, 8677515, 8925444, 9466380, 10413018, 11156805, 11570020, 14199570, 14875740, 15619527, 17355030, 20826036, 22313610, 26032545, 28399140, 31239054, 34710060, 44627220, 52065090, 62478108, 78097635, 104130180, 156195270, 312390540]

約数ペア:

[(1, 312390540), (2, 156195270), (3, 104130180), (4, 78097635), (5, 62478108), (6, 52065090), (7, 44627220), (9, 34710060), (10, 31239054), (11, 28399140), (12, 26032545), (14, 22313610), (15, 20826036), (18, 17355030), (20, 15619527), (21, 14875740), (22, 14199570), (27, 11570020), (28, 11156805), (30, 10413018), (33, 9466380), (35, 8925444), (36, 8677515), (42, 7437870), (44, 7099785), (45, 6942012), (54, 5785010), (55, 5679828), (60, 5206509), (63, 4958580), (66, 4733190), (70, 4462722), (77, 4057020), (84, 3718935), (90, 3471006), (99, 3155460), (105, 2975148), (108, 2892505), (110, 2839914), (121, 2581740), (126, 2479290), (132, 2366595), (135, 2314004), (140, 2231361), (154, 2028510), (165, 1893276), (180, 1735503), (189, 1652860), (198, 1577730), (210, 1487574), (220, 1419957), (231, 1352340), (242, 1290870), (252, 1239645), (270, 1157002), (297, 1051820), (308, 1014255), (315, 991716), (330, 946638), (363, 860580), (378, 826430), (385, 811404), (396, 788865), (420, 743787), (462, 676170), (484, 645435), (495, 631092), (540, 578501), (594, 525910), (605, 516348), (630, 495858), (660, 473319), (683, 457380), (693, 450780), (726, 430290), (756, 413215), (770, 405702), (847, 368820), (924, 338085), (945, 330572), (990, 315546), (1089, 286860), (1155, 270468), (1188, 262955), (1210, 258174), (1260, 247929), (1366, 228690), (1386, 225390), (1452, 215145), (1485, 210364), (1540, 202851), (1694, 184410), (1815, 172116), (1890, 165286), (1980, 157773), (2049, 152460), (2079, 150260), (2178, 143430), (2310, 135234), (2420, 129087), (2541, 122940), (2732, 114345), (2772, 112695), (2970, 105182), (3267, 95620), (3388, 92205), (3415, 91476), (3465, 90156), (3630, 86058), (3780, 82643), (4098, 76230), (4158, 75130), (4235, 73764), (4356, 71715), (4620, 67617), (4781, 65340), (5082, 61470), (5445, 57372), (5940, 52591), (6147, 50820), (6534, 47810), (6830, 45738), (6930, 45078), (7260, 43029), (7513, 41580), (7623, 40980), (8196, 38115), (8316, 37565), (8470, 36882), (9562, 32670), (10164, 30735), (10245, 30492), (10395, 30052), (10890, 28686), (12294, 25410), (12705, 24588), (13068, 23905), (13660, 22869), (13860, 22539), (14343, 21780), (15026, 20790), (15246, 20490), (16335, 19124), (16940, 18441)]