20120494080

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{163741}}^1$

素因数の和:163775

約数の個数: 112

約数和(自身を含む): 64382044464

約数和(自身を除く): 44261550384

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, 163741, 327482, 491223, 654964, 818705, 982446, 1309928, 1637410, 1964892, 2456115, 2619856, 3274820, 3929784, 4912230, 5239712, 6549640, 7859568, 9824460, 10479424, 13099280, 15719136, 19648920, 20958848, 26198560, 31438272, 39297840, 41917696, 52397120, 62876544, 78595680, 83835392, 104794240, 125753088, 157191360, 167670784, 209588480, 251506176, 314382720, 335341568, 419176960, 503012352, 628765440, 670683136, 838353920, 1006024704, 1257530880, 1341366272, 1676707840, 2012049408, 2515061760, 3353415680, 4024098816, 5030123520, 6706831360, 10060247040, 20120494080]

約数ペア:

[(1, 20120494080), (2, 10060247040), (3, 6706831360), (4, 5030123520), (5, 4024098816), (6, 3353415680), (8, 2515061760), (10, 2012049408), (12, 1676707840), (15, 1341366272), (16, 1257530880), (20, 1006024704), (24, 838353920), (30, 670683136), (32, 628765440), (40, 503012352), (48, 419176960), (60, 335341568), (64, 314382720), (80, 251506176), (96, 209588480), (120, 167670784), (128, 157191360), (160, 125753088), (192, 104794240), (240, 83835392), (256, 78595680), (320, 62876544), (384, 52397120), (480, 41917696), (512, 39297840), (640, 31438272), (768, 26198560), (960, 20958848), (1024, 19648920), (1280, 15719136), (1536, 13099280), (1920, 10479424), (2048, 9824460), (2560, 7859568), (3072, 6549640), (3840, 5239712), (4096, 4912230), (5120, 3929784), (6144, 3274820), (7680, 2619856), (8192, 2456115), (10240, 1964892), (12288, 1637410), (15360, 1309928), (20480, 982446), (24576, 818705), (30720, 654964), (40960, 491223), (61440, 327482), (122880, 163741)]