28742305920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137339}}^1$

素因数の和:137470

約数の個数: 128

約数和(自身を含む): 92457288000

約数和(自身を除く): 63714982080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 320, 327, 384, 436, 480, 545, 640, 654, 872, 960, 1090, 1308, 1635, 1744, 1920, 2180, 2616, 3270, 3488, 4360, 5232, 6540, 6976, 8720, 10464, 13080, 13952, 17440, 20928, 26160, 34880, 41856, 52320, 69760, 104640, 137339, 209280, 274678, 412017, 549356, 686695, 824034, 1098712, 1373390, 1648068, 2060085, 2197424, 2746780, 3296136, 4120170, 4394848, 5493560, 6592272, 8240340, 8789696, 10987120, 13184544, 14969951, 16480680, 17579392, 21974240, 26369088, 29939902, 32961360, 43948480, 44909853, 52738176, 59879804, 65922720, 74849755, 87896960, 89819706, 119759608, 131845440, 149699510, 179639412, 224549265, 239519216, 263690880, 299399020, 359278824, 449098530, 479038432, 598798040, 718557648, 898197060, 958076864, 1197596080, 1437115296, 1796394120, 1916153728, 2395192160, 2874230592, 3592788240, 4790384320, 5748461184, 7185576480, 9580768640, 14371152960, 28742305920]

約数ペア:

[(1, 28742305920), (2, 14371152960), (3, 9580768640), (4, 7185576480), (5, 5748461184), (6, 4790384320), (8, 3592788240), (10, 2874230592), (12, 2395192160), (15, 1916153728), (16, 1796394120), (20, 1437115296), (24, 1197596080), (30, 958076864), (32, 898197060), (40, 718557648), (48, 598798040), (60, 479038432), (64, 449098530), (80, 359278824), (96, 299399020), (109, 263690880), (120, 239519216), (128, 224549265), (160, 179639412), (192, 149699510), (218, 131845440), (240, 119759608), (320, 89819706), (327, 87896960), (384, 74849755), (436, 65922720), (480, 59879804), (545, 52738176), (640, 44909853), (654, 43948480), (872, 32961360), (960, 29939902), (1090, 26369088), (1308, 21974240), (1635, 17579392), (1744, 16480680), (1920, 14969951), (2180, 13184544), (2616, 10987120), (3270, 8789696), (3488, 8240340), (4360, 6592272), (5232, 5493560), (6540, 4394848), (6976, 4120170), (8720, 3296136), (10464, 2746780), (13080, 2197424), (13952, 2060085), (17440, 1648068), (20928, 1373390), (26160, 1098712), (34880, 824034), (41856, 686695), (52320, 549356), (69760, 412017), (104640, 274678), (137339, 209280)]