161177520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:707

約数の個数: 160

約数和(自身を含む): 575106048

約数和(自身を除く): 413928528

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, 70, 80, 84, 105, 112, 120, 140, 168, 197, 210, 240, 280, 336, 394, 420, 487, 560, 591, 788, 840, 974, 985, 1182, 1379, 1461, 1576, 1680, 1948, 1970, 2364, 2435, 2758, 2922, 2955, 3152, 3409, 3896, 3940, 4137, 4728, 4870, 5516, 5844, 5910, 6818, 6895, 7305, 7792, 7880, 8274, 9456, 9740, 10227, 11032, 11688, 11820, 13636, 13790, 14610, 15760, 16548, 17045, 19480, 20454, 20685, 22064, 23376, 23640, 27272, 27580, 29220, 33096, 34090, 38960, 40908, 41370, 47280, 51135, 54544, 55160, 58440, 66192, 68180, 81816, 82740, 95939, 102270, 110320, 116880, 136360, 163632, 165480, 191878, 204540, 272720, 287817, 330960, 383756, 409080, 479695, 575634, 671573, 767512, 818160, 959390, 1151268, 1343146, 1439085, 1535024, 1918780, 2014719, 2302536, 2686292, 2878170, 3357865, 3837560, 4029438, 4605072, 5372584, 5756340, 6715730, 7675120, 8058876, 10073595, 10745168, 11512680, 13431460, 16117752, 20147190, 23025360, 26862920, 32235504, 40294380, 53725840, 80588760, 161177520]

約数ペア:

[(1, 161177520), (2, 80588760), (3, 53725840), (4, 40294380), (5, 32235504), (6, 26862920), (7, 23025360), (8, 20147190), (10, 16117752), (12, 13431460), (14, 11512680), (15, 10745168), (16, 10073595), (20, 8058876), (21, 7675120), (24, 6715730), (28, 5756340), (30, 5372584), (35, 4605072), (40, 4029438), (42, 3837560), (48, 3357865), (56, 2878170), (60, 2686292), (70, 2302536), (80, 2014719), (84, 1918780), (105, 1535024), (112, 1439085), (120, 1343146), (140, 1151268), (168, 959390), (197, 818160), (210, 767512), (240, 671573), (280, 575634), (336, 479695), (394, 409080), (420, 383756), (487, 330960), (560, 287817), (591, 272720), (788, 204540), (840, 191878), (974, 165480), (985, 163632), (1182, 136360), (1379, 116880), (1461, 110320), (1576, 102270), (1680, 95939), (1948, 82740), (1970, 81816), (2364, 68180), (2435, 66192), (2758, 58440), (2922, 55160), (2955, 54544), (3152, 51135), (3409, 47280), (3896, 41370), (3940, 40908), (4137, 38960), (4728, 34090), (4870, 33096), (5516, 29220), (5844, 27580), (5910, 27272), (6818, 23640), (6895, 23376), (7305, 22064), (7792, 20685), (7880, 20454), (8274, 19480), (9456, 17045), (9740, 16548), (10227, 15760), (11032, 14610), (11688, 13790), (11820, 13636)]