91315980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 216

約数和(自身を含む): 333339552

約数和(自身を除く): 242023572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 137, 138, 140, 161, 180, 207, 210, 230, 252, 274, 276, 315, 322, 345, 411, 414, 420, 460, 483, 529, 548, 630, 644, 685, 690, 805, 822, 828, 959, 966, 1035, 1058, 1233, 1260, 1370, 1380, 1449, 1587, 1610, 1644, 1918, 1932, 2055, 2070, 2116, 2415, 2466, 2645, 2740, 2877, 2898, 3151, 3174, 3220, 3703, 3836, 4110, 4140, 4761, 4795, 4830, 4932, 5290, 5754, 5796, 6165, 6302, 6348, 7245, 7406, 7935, 8220, 8631, 9453, 9522, 9590, 9660, 10580, 11109, 11508, 12330, 12604, 14385, 14490, 14812, 15755, 15870, 17262, 18515, 18906, 19044, 19180, 22057, 22218, 23805, 24660, 28359, 28770, 28980, 31510, 31740, 33327, 34524, 37030, 37812, 43155, 44114, 44436, 47265, 47610, 55545, 56718, 57540, 63020, 66171, 66654, 72473, 74060, 86310, 88228, 94530, 95220, 110285, 111090, 113436, 132342, 133308, 141795, 144946, 166635, 172620, 189060, 198513, 217419, 220570, 222180, 264684, 283590, 289892, 330855, 333270, 362365, 397026, 434838, 441140, 507311, 567180, 652257, 661710, 666540, 724730, 794052, 869676, 992565, 1014622, 1087095, 1304514, 1323420, 1449460, 1521933, 1985130, 2029244, 2174190, 2536555, 2609028, 3043866, 3261285, 3970260, 4348380, 4565799, 5073110, 6087732, 6522570, 7609665, 9131598, 10146220, 13045140, 15219330, 18263196, 22828995, 30438660, 45657990, 91315980]

約数ペア:

[(1, 91315980), (2, 45657990), (3, 30438660), (4, 22828995), (5, 18263196), (6, 15219330), (7, 13045140), (9, 10146220), (10, 9131598), (12, 7609665), (14, 6522570), (15, 6087732), (18, 5073110), (20, 4565799), (21, 4348380), (23, 3970260), (28, 3261285), (30, 3043866), (35, 2609028), (36, 2536555), (42, 2174190), (45, 2029244), (46, 1985130), (60, 1521933), (63, 1449460), (69, 1323420), (70, 1304514), (84, 1087095), (90, 1014622), (92, 992565), (105, 869676), (115, 794052), (126, 724730), (137, 666540), (138, 661710), (140, 652257), (161, 567180), (180, 507311), (207, 441140), (210, 434838), (230, 397026), (252, 362365), (274, 333270), (276, 330855), (315, 289892), (322, 283590), (345, 264684), (411, 222180), (414, 220570), (420, 217419), (460, 198513), (483, 189060), (529, 172620), (548, 166635), (630, 144946), (644, 141795), (685, 133308), (690, 132342), (805, 113436), (822, 111090), (828, 110285), (959, 95220), (966, 94530), (1035, 88228), (1058, 86310), (1233, 74060), (1260, 72473), (1370, 66654), (1380, 66171), (1449, 63020), (1587, 57540), (1610, 56718), (1644, 55545), (1918, 47610), (1932, 47265), (2055, 44436), (2070, 44114), (2116, 43155), (2415, 37812), (2466, 37030), (2645, 34524), (2740, 33327), (2877, 31740), (2898, 31510), (3151, 28980), (3174, 28770), (3220, 28359), (3703, 24660), (3836, 23805), (4110, 22218), (4140, 22057), (4761, 19180), (4795, 19044), (4830, 18906), (4932, 18515), (5290, 17262), (5754, 15870), (5796, 15755), (6165, 14812), (6302, 14490), (6348, 14385), (7245, 12604), (7406, 12330), (7935, 11508), (8220, 11109), (8631, 10580), (9453, 9660), (9522, 9590)]