291744180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2020

約数の個数: 240

約数和(自身を含む): 1126984320

約数和(自身を除く): 835240140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1890, 1979, 2106, 2268, 2340, 2457, 2730, 2835, 3276, 3510, 3780, 3958, 4095, 4212, 4914, 5265, 5460, 5670, 5937, 7020, 7371, 7916, 8190, 9828, 9895, 10530, 11340, 11874, 12285, 13853, 14742, 16380, 17811, 19790, 21060, 23748, 24570, 25727, 27706, 29484, 29685, 35622, 36855, 39580, 41559, 49140, 51454, 53433, 55412, 59370, 69265, 71244, 73710, 77181, 83118, 89055, 102908, 106866, 118740, 124677, 128635, 138530, 147420, 154362, 160299, 166236, 178110, 180089, 207795, 213732, 231543, 249354, 257270, 267165, 277060, 308724, 320598, 356220, 360178, 374031, 385905, 415590, 463086, 498708, 514540, 534330, 540267, 623385, 641196, 694629, 720356, 748062, 771810, 801495, 831180, 900445, 926172, 1068660, 1080534, 1122093, 1157715, 1246770, 1389258, 1496124, 1543620, 1602990, 1620801, 1800890, 1870155, 2083887, 2161068, 2244186, 2315430, 2493540, 2701335, 2778516, 3205980, 3241602, 3473145, 3601780, 3740310, 4167774, 4488372, 4630860, 4862403, 5402670, 5610465, 6483204, 6946290, 7480620, 8104005, 8335548, 9724806, 10419435, 10805340, 11220930, 13892580, 14587209, 16208010, 19449612, 20838870, 22441860, 24312015, 29174418, 32416020, 41677740, 48624030, 58348836, 72936045, 97248060, 145872090, 291744180]

約数ペア:

[(1, 291744180), (2, 145872090), (3, 97248060), (4, 72936045), (5, 58348836), (6, 48624030), (7, 41677740), (9, 32416020), (10, 29174418), (12, 24312015), (13, 22441860), (14, 20838870), (15, 19449612), (18, 16208010), (20, 14587209), (21, 13892580), (26, 11220930), (27, 10805340), (28, 10419435), (30, 9724806), (35, 8335548), (36, 8104005), (39, 7480620), (42, 6946290), (45, 6483204), (52, 5610465), (54, 5402670), (60, 4862403), (63, 4630860), (65, 4488372), (70, 4167774), (78, 3740310), (81, 3601780), (84, 3473145), (90, 3241602), (91, 3205980), (105, 2778516), (108, 2701335), (117, 2493540), (126, 2315430), (130, 2244186), (135, 2161068), (140, 2083887), (156, 1870155), (162, 1800890), (180, 1620801), (182, 1602990), (189, 1543620), (195, 1496124), (210, 1389258), (234, 1246770), (252, 1157715), (260, 1122093), (270, 1080534), (273, 1068660), (315, 926172), (324, 900445), (351, 831180), (364, 801495), (378, 771810), (390, 748062), (405, 720356), (420, 694629), (455, 641196), (468, 623385), (540, 540267), (546, 534330), (567, 514540), (585, 498708), (630, 463086), (702, 415590), (756, 385905), (780, 374031), (810, 360178), (819, 356220), (910, 320598), (945, 308724), (1053, 277060), (1092, 267165), (1134, 257270), (1170, 249354), (1260, 231543), (1365, 213732), (1404, 207795), (1620, 180089), (1638, 178110), (1755, 166236), (1820, 160299), (1890, 154362), (1979, 147420), (2106, 138530), (2268, 128635), (2340, 124677), (2457, 118740), (2730, 106866), (2835, 102908), (3276, 89055), (3510, 83118), (3780, 77181), (3958, 73710), (4095, 71244), (4212, 69265), (4914, 59370), (5265, 55412), (5460, 53433), (5670, 51454), (5937, 49140), (7020, 41559), (7371, 39580), (7916, 36855), (8190, 35622), (9828, 29685), (9895, 29484), (10530, 27706), (11340, 25727), (11874, 24570), (12285, 23748), (13853, 21060), (14742, 19790), (16380, 17811)]