287505855

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 658627200

約数和(自身を除く): 371121345

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 29, 35, 39, 45, 63, 65, 81, 87, 91, 105, 117, 135, 145, 189, 195, 203, 261, 269, 273, 315, 351, 377, 405, 435, 455, 567, 585, 609, 783, 807, 819, 945, 1015, 1053, 1131, 1305, 1345, 1365, 1755, 1827, 1883, 1885, 2349, 2421, 2457, 2639, 2835, 3045, 3393, 3497, 3915, 4035, 4095, 5265, 5481, 5649, 5655, 7263, 7371, 7801, 7917, 9135, 9415, 10179, 10491, 11745, 12105, 12285, 13195, 16443, 16947, 16965, 17485, 21789, 23403, 23751, 24479, 27405, 28245, 30537, 31473, 36315, 36855, 39005, 39585, 50841, 50895, 52455, 54607, 70209, 71253, 73437, 82215, 84735, 94419, 101413, 108945, 117015, 118755, 122395, 152523, 152685, 157365, 163821, 210627, 213759, 220311, 254205, 273035, 283257, 304239, 351045, 356265, 367185, 472095, 491463, 507065, 631881, 660933, 709891, 762615, 819105, 912717, 1053135, 1068795, 1101555, 1416285, 1474389, 1521195, 1982799, 2129673, 2457315, 2738151, 3159405, 3304665, 3549455, 4423167, 4563585, 6389019, 7371945, 8214453, 9913995, 10648365, 13690755, 19167057, 22115835, 31945095, 41072265, 57501171, 95835285, 287505855]

約数ペア:

[(1, 287505855), (3, 95835285), (5, 57501171), (7, 41072265), (9, 31945095), (13, 22115835), (15, 19167057), (21, 13690755), (27, 10648365), (29, 9913995), (35, 8214453), (39, 7371945), (45, 6389019), (63, 4563585), (65, 4423167), (81, 3549455), (87, 3304665), (91, 3159405), (105, 2738151), (117, 2457315), (135, 2129673), (145, 1982799), (189, 1521195), (195, 1474389), (203, 1416285), (261, 1101555), (269, 1068795), (273, 1053135), (315, 912717), (351, 819105), (377, 762615), (405, 709891), (435, 660933), (455, 631881), (567, 507065), (585, 491463), (609, 472095), (783, 367185), (807, 356265), (819, 351045), (945, 304239), (1015, 283257), (1053, 273035), (1131, 254205), (1305, 220311), (1345, 213759), (1365, 210627), (1755, 163821), (1827, 157365), (1883, 152685), (1885, 152523), (2349, 122395), (2421, 118755), (2457, 117015), (2639, 108945), (2835, 101413), (3045, 94419), (3393, 84735), (3497, 82215), (3915, 73437), (4035, 71253), (4095, 70209), (5265, 54607), (5481, 52455), (5649, 50895), (5655, 50841), (7263, 39585), (7371, 39005), (7801, 36855), (7917, 36315), (9135, 31473), (9415, 30537), (10179, 28245), (10491, 27405), (11745, 24479), (12105, 23751), (12285, 23403), (13195, 21789), (16443, 17485), (16947, 16965)]