215285280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3769}}^1$

素因数の和:3811

約数の個数: 192

約数和(自身を含む): 820834560

約数和(自身を除く): 605549280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 210, 224, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 480, 510, 544, 560, 595, 672, 680, 714, 816, 840, 952, 1020, 1120, 1190, 1360, 1428, 1632, 1680, 1785, 1904, 2040, 2380, 2720, 2856, 3360, 3570, 3769, 3808, 4080, 4760, 5712, 7140, 7538, 8160, 9520, 11307, 11424, 14280, 15076, 18845, 19040, 22614, 26383, 28560, 30152, 37690, 45228, 52766, 56535, 57120, 60304, 64073, 75380, 79149, 90456, 105532, 113070, 120608, 128146, 131915, 150760, 158298, 180912, 192219, 211064, 226140, 256292, 263830, 301520, 316596, 320365, 361824, 384438, 395745, 422128, 448511, 452280, 512584, 527660, 603040, 633192, 640730, 768876, 791490, 844256, 897022, 904560, 961095, 1025168, 1055320, 1266384, 1281460, 1345533, 1537752, 1582980, 1794044, 1809120, 1922190, 2050336, 2110640, 2242555, 2532768, 2562920, 2691066, 3075504, 3165960, 3588088, 3844380, 4221280, 4485110, 5125840, 5382132, 6151008, 6331920, 6727665, 7176176, 7688760, 8970220, 10251680, 10764264, 12663840, 13455330, 14352352, 15377520, 17940440, 21528528, 26910660, 30755040, 35880880, 43057056, 53821320, 71761760, 107642640, 215285280]

約数ペア:

[(1, 215285280), (2, 107642640), (3, 71761760), (4, 53821320), (5, 43057056), (6, 35880880), (7, 30755040), (8, 26910660), (10, 21528528), (12, 17940440), (14, 15377520), (15, 14352352), (16, 13455330), (17, 12663840), (20, 10764264), (21, 10251680), (24, 8970220), (28, 7688760), (30, 7176176), (32, 6727665), (34, 6331920), (35, 6151008), (40, 5382132), (42, 5125840), (48, 4485110), (51, 4221280), (56, 3844380), (60, 3588088), (68, 3165960), (70, 3075504), (80, 2691066), (84, 2562920), (85, 2532768), (96, 2242555), (102, 2110640), (105, 2050336), (112, 1922190), (119, 1809120), (120, 1794044), (136, 1582980), (140, 1537752), (160, 1345533), (168, 1281460), (170, 1266384), (204, 1055320), (210, 1025168), (224, 961095), (238, 904560), (240, 897022), (255, 844256), (272, 791490), (280, 768876), (336, 640730), (340, 633192), (357, 603040), (408, 527660), (420, 512584), (476, 452280), (480, 448511), (510, 422128), (544, 395745), (560, 384438), (595, 361824), (672, 320365), (680, 316596), (714, 301520), (816, 263830), (840, 256292), (952, 226140), (1020, 211064), (1120, 192219), (1190, 180912), (1360, 158298), (1428, 150760), (1632, 131915), (1680, 128146), (1785, 120608), (1904, 113070), (2040, 105532), (2380, 90456), (2720, 79149), (2856, 75380), (3360, 64073), (3570, 60304), (3769, 57120), (3808, 56535), (4080, 52766), (4760, 45228), (5712, 37690), (7140, 30152), (7538, 28560), (8160, 26383), (9520, 22614), (11307, 19040), (11424, 18845), (14280, 15076)]