16771440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 60710400

約数和(自身を除く): 43938960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 67, 70, 80, 84, 105, 112, 120, 134, 140, 149, 168, 201, 210, 240, 268, 280, 298, 335, 336, 402, 420, 447, 469, 536, 560, 596, 670, 745, 804, 840, 894, 938, 1005, 1043, 1072, 1192, 1340, 1407, 1490, 1608, 1680, 1788, 1876, 2010, 2086, 2235, 2345, 2384, 2680, 2814, 2980, 3129, 3216, 3576, 3752, 4020, 4172, 4470, 4690, 5215, 5360, 5628, 5960, 6258, 7035, 7152, 7504, 8040, 8344, 8940, 9380, 9983, 10430, 11256, 11920, 12516, 14070, 15645, 16080, 16688, 17880, 18760, 19966, 20860, 22512, 25032, 28140, 29949, 31290, 35760, 37520, 39932, 41720, 49915, 50064, 56280, 59898, 62580, 69881, 79864, 83440, 99830, 112560, 119796, 125160, 139762, 149745, 159728, 199660, 209643, 239592, 250320, 279524, 299490, 349405, 399320, 419286, 479184, 559048, 598980, 698810, 798640, 838572, 1048215, 1118096, 1197960, 1397620, 1677144, 2096430, 2395920, 2795240, 3354288, 4192860, 5590480, 8385720, 16771440]

約数ペア:

[(1, 16771440), (2, 8385720), (3, 5590480), (4, 4192860), (5, 3354288), (6, 2795240), (7, 2395920), (8, 2096430), (10, 1677144), (12, 1397620), (14, 1197960), (15, 1118096), (16, 1048215), (20, 838572), (21, 798640), (24, 698810), (28, 598980), (30, 559048), (35, 479184), (40, 419286), (42, 399320), (48, 349405), (56, 299490), (60, 279524), (67, 250320), (70, 239592), (80, 209643), (84, 199660), (105, 159728), (112, 149745), (120, 139762), (134, 125160), (140, 119796), (149, 112560), (168, 99830), (201, 83440), (210, 79864), (240, 69881), (268, 62580), (280, 59898), (298, 56280), (335, 50064), (336, 49915), (402, 41720), (420, 39932), (447, 37520), (469, 35760), (536, 31290), (560, 29949), (596, 28140), (670, 25032), (745, 22512), (804, 20860), (840, 19966), (894, 18760), (938, 17880), (1005, 16688), (1043, 16080), (1072, 15645), (1192, 14070), (1340, 12516), (1407, 11920), (1490, 11256), (1608, 10430), (1680, 9983), (1788, 9380), (1876, 8940), (2010, 8344), (2086, 8040), (2235, 7504), (2345, 7152), (2384, 7035), (2680, 6258), (2814, 5960), (2980, 5628), (3129, 5360), (3216, 5215), (3576, 4690), (3752, 4470), (4020, 4172)]