42124040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 117227520

約数和(自身を除く): 75103480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 211, 217, 230, 248, 280, 310, 322, 422, 434, 460, 620, 644, 713, 805, 844, 868, 920, 1055, 1085, 1240, 1288, 1426, 1477, 1610, 1688, 1736, 2110, 2170, 2852, 2954, 3220, 3565, 4220, 4340, 4853, 4991, 5704, 5908, 6440, 6541, 7130, 7385, 8440, 8680, 9706, 9982, 11816, 13082, 14260, 14770, 19412, 19964, 24265, 24955, 26164, 28520, 29540, 32705, 33971, 38824, 39928, 45787, 48530, 49910, 52328, 59080, 65410, 67942, 91574, 97060, 99820, 130820, 135884, 150443, 169855, 183148, 194120, 199640, 228935, 261640, 271768, 300886, 339710, 366296, 457870, 601772, 679420, 752215, 915740, 1053101, 1203544, 1358840, 1504430, 1831480, 2106202, 3008860, 4212404, 5265505, 6017720, 8424808, 10531010, 21062020, 42124040]

約数ペア:

[(1, 42124040), (2, 21062020), (4, 10531010), (5, 8424808), (7, 6017720), (8, 5265505), (10, 4212404), (14, 3008860), (20, 2106202), (23, 1831480), (28, 1504430), (31, 1358840), (35, 1203544), (40, 1053101), (46, 915740), (56, 752215), (62, 679420), (70, 601772), (92, 457870), (115, 366296), (124, 339710), (140, 300886), (155, 271768), (161, 261640), (184, 228935), (211, 199640), (217, 194120), (230, 183148), (248, 169855), (280, 150443), (310, 135884), (322, 130820), (422, 99820), (434, 97060), (460, 91574), (620, 67942), (644, 65410), (713, 59080), (805, 52328), (844, 49910), (868, 48530), (920, 45787), (1055, 39928), (1085, 38824), (1240, 33971), (1288, 32705), (1426, 29540), (1477, 28520), (1610, 26164), (1688, 24955), (1736, 24265), (2110, 19964), (2170, 19412), (2852, 14770), (2954, 14260), (3220, 13082), (3565, 11816), (4220, 9982), (4340, 9706), (4853, 8680), (4991, 8440), (5704, 7385), (5908, 7130), (6440, 6541)]