68945280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:412

約数の個数: 128

約数和(自身を含む): 222156000

約数和(自身を除く): 153210720

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, 149, 160, 192, 240, 241, 298, 320, 384, 447, 480, 482, 596, 640, 723, 745, 894, 960, 964, 1192, 1205, 1446, 1490, 1788, 1920, 1928, 2235, 2384, 2410, 2892, 2980, 3576, 3615, 3856, 4470, 4768, 4820, 5784, 5960, 7152, 7230, 7712, 8940, 9536, 9640, 11568, 11920, 14304, 14460, 15424, 17880, 19072, 19280, 23136, 23840, 28608, 28920, 30848, 35760, 35909, 38560, 46272, 47680, 57216, 57840, 71520, 71818, 77120, 92544, 95360, 107727, 115680, 143040, 143636, 154240, 179545, 215454, 231360, 286080, 287272, 359090, 430908, 462720, 538635, 574544, 718180, 861816, 1077270, 1149088, 1436360, 1723632, 2154540, 2298176, 2872720, 3447264, 4309080, 4596352, 5745440, 6894528, 8618160, 11490880, 13789056, 17236320, 22981760, 34472640, 68945280]

約数ペア:

[(1, 68945280), (2, 34472640), (3, 22981760), (4, 17236320), (5, 13789056), (6, 11490880), (8, 8618160), (10, 6894528), (12, 5745440), (15, 4596352), (16, 4309080), (20, 3447264), (24, 2872720), (30, 2298176), (32, 2154540), (40, 1723632), (48, 1436360), (60, 1149088), (64, 1077270), (80, 861816), (96, 718180), (120, 574544), (128, 538635), (149, 462720), (160, 430908), (192, 359090), (240, 287272), (241, 286080), (298, 231360), (320, 215454), (384, 179545), (447, 154240), (480, 143636), (482, 143040), (596, 115680), (640, 107727), (723, 95360), (745, 92544), (894, 77120), (960, 71818), (964, 71520), (1192, 57840), (1205, 57216), (1446, 47680), (1490, 46272), (1788, 38560), (1920, 35909), (1928, 35760), (2235, 30848), (2384, 28920), (2410, 28608), (2892, 23840), (2980, 23136), (3576, 19280), (3615, 19072), (3856, 17880), (4470, 15424), (4768, 14460), (4820, 14304), (5784, 11920), (5960, 11568), (7152, 9640), (7230, 9536), (7712, 8940)]