20475617280

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{166631}}^1$

素因数の和:166665

約数の個数: 112

約数和(自身を含む): 65518369344

約数和(自身を除く): 45042752064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 4096, 5120, 6144, 7680, 8192, 10240, 12288, 15360, 20480, 24576, 30720, 40960, 61440, 122880, 166631, 333262, 499893, 666524, 833155, 999786, 1333048, 1666310, 1999572, 2499465, 2666096, 3332620, 3999144, 4998930, 5332192, 6665240, 7998288, 9997860, 10664384, 13330480, 15996576, 19995720, 21328768, 26660960, 31993152, 39991440, 42657536, 53321920, 63986304, 79982880, 85315072, 106643840, 127972608, 159965760, 170630144, 213287680, 255945216, 319931520, 341260288, 426575360, 511890432, 639863040, 682520576, 853150720, 1023780864, 1279726080, 1365041152, 1706301440, 2047561728, 2559452160, 3412602880, 4095123456, 5118904320, 6825205760, 10237808640, 20475617280]

約数ペア:

[(1, 20475617280), (2, 10237808640), (3, 6825205760), (4, 5118904320), (5, 4095123456), (6, 3412602880), (8, 2559452160), (10, 2047561728), (12, 1706301440), (15, 1365041152), (16, 1279726080), (20, 1023780864), (24, 853150720), (30, 682520576), (32, 639863040), (40, 511890432), (48, 426575360), (60, 341260288), (64, 319931520), (80, 255945216), (96, 213287680), (120, 170630144), (128, 159965760), (160, 127972608), (192, 106643840), (240, 85315072), (256, 79982880), (320, 63986304), (384, 53321920), (480, 42657536), (512, 39991440), (640, 31993152), (768, 26660960), (960, 21328768), (1024, 19995720), (1280, 15996576), (1536, 13330480), (1920, 10664384), (2048, 9997860), (2560, 7998288), (3072, 6665240), (3840, 5332192), (4096, 4998930), (5120, 3999144), (6144, 3332620), (7680, 2666096), (8192, 2499465), (10240, 1999572), (12288, 1666310), (15360, 1333048), (20480, 999786), (24576, 833155), (30720, 666524), (40960, 499893), (61440, 333262), (122880, 166631)]