16778160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3329}}^1$

素因数の和:3355

約数の個数: 120

約数和(自身を含む): 64415520

約数和(自身を除く): 47637360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3329, 5040, 6658, 9987, 13316, 16645, 19974, 23303, 26632, 29961, 33290, 39948, 46606, 49935, 53264, 59922, 66580, 69909, 79896, 93212, 99870, 116515, 119844, 133160, 139818, 149805, 159792, 186424, 199740, 209727, 233030, 239688, 266320, 279636, 299610, 349545, 372848, 399480, 419454, 466060, 479376, 559272, 599220, 699090, 798960, 838908, 932120, 1048635, 1118544, 1198440, 1398180, 1677816, 1864240, 2097270, 2396880, 2796360, 3355632, 4194540, 5592720, 8389080, 16778160]

約数ペア:

[(1, 16778160), (2, 8389080), (3, 5592720), (4, 4194540), (5, 3355632), (6, 2796360), (7, 2396880), (8, 2097270), (9, 1864240), (10, 1677816), (12, 1398180), (14, 1198440), (15, 1118544), (16, 1048635), (18, 932120), (20, 838908), (21, 798960), (24, 699090), (28, 599220), (30, 559272), (35, 479376), (36, 466060), (40, 419454), (42, 399480), (45, 372848), (48, 349545), (56, 299610), (60, 279636), (63, 266320), (70, 239688), (72, 233030), (80, 209727), (84, 199740), (90, 186424), (105, 159792), (112, 149805), (120, 139818), (126, 133160), (140, 119844), (144, 116515), (168, 99870), (180, 93212), (210, 79896), (240, 69909), (252, 66580), (280, 59922), (315, 53264), (336, 49935), (360, 46606), (420, 39948), (504, 33290), (560, 29961), (630, 26632), (720, 23303), (840, 19974), (1008, 16645), (1260, 13316), (1680, 9987), (2520, 6658), (3329, 5040)]