68974920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:396

約数の個数: 192

約数和(自身を含む): 259683840

約数和(自身を除く): 190708920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 101, 105, 120, 126, 140, 168, 180, 202, 210, 252, 271, 280, 303, 315, 360, 404, 420, 504, 505, 542, 606, 630, 707, 808, 813, 840, 909, 1010, 1084, 1212, 1260, 1355, 1414, 1515, 1626, 1818, 1897, 2020, 2121, 2168, 2424, 2439, 2520, 2710, 2828, 3030, 3252, 3535, 3636, 3794, 4040, 4065, 4242, 4545, 4878, 5420, 5656, 5691, 6060, 6363, 6504, 7070, 7272, 7588, 8130, 8484, 9090, 9485, 9756, 10605, 10840, 11382, 12120, 12195, 12726, 14140, 15176, 16260, 16968, 17073, 18180, 18970, 19512, 21210, 22764, 24390, 25452, 27371, 28280, 28455, 31815, 32520, 34146, 36360, 37940, 42420, 45528, 48780, 50904, 54742, 56910, 63630, 68292, 75880, 82113, 84840, 85365, 97560, 109484, 113820, 127260, 136584, 136855, 164226, 170730, 191597, 218968, 227640, 246339, 254520, 273710, 328452, 341460, 383194, 410565, 492678, 547420, 574791, 656904, 682920, 766388, 821130, 957985, 985356, 1094840, 1149582, 1231695, 1532776, 1642260, 1724373, 1915970, 1970712, 2299164, 2463390, 2873955, 3284520, 3448746, 3831940, 4598328, 4926780, 5747910, 6897492, 7663880, 8621865, 9853560, 11495820, 13794984, 17243730, 22991640, 34487460, 68974920]

約数ペア:

[(1, 68974920), (2, 34487460), (3, 22991640), (4, 17243730), (5, 13794984), (6, 11495820), (7, 9853560), (8, 8621865), (9, 7663880), (10, 6897492), (12, 5747910), (14, 4926780), (15, 4598328), (18, 3831940), (20, 3448746), (21, 3284520), (24, 2873955), (28, 2463390), (30, 2299164), (35, 1970712), (36, 1915970), (40, 1724373), (42, 1642260), (45, 1532776), (56, 1231695), (60, 1149582), (63, 1094840), (70, 985356), (72, 957985), (84, 821130), (90, 766388), (101, 682920), (105, 656904), (120, 574791), (126, 547420), (140, 492678), (168, 410565), (180, 383194), (202, 341460), (210, 328452), (252, 273710), (271, 254520), (280, 246339), (303, 227640), (315, 218968), (360, 191597), (404, 170730), (420, 164226), (504, 136855), (505, 136584), (542, 127260), (606, 113820), (630, 109484), (707, 97560), (808, 85365), (813, 84840), (840, 82113), (909, 75880), (1010, 68292), (1084, 63630), (1212, 56910), (1260, 54742), (1355, 50904), (1414, 48780), (1515, 45528), (1626, 42420), (1818, 37940), (1897, 36360), (2020, 34146), (2121, 32520), (2168, 31815), (2424, 28455), (2439, 28280), (2520, 27371), (2710, 25452), (2828, 24390), (3030, 22764), (3252, 21210), (3535, 19512), (3636, 18970), (3794, 18180), (4040, 17073), (4065, 16968), (4242, 16260), (4545, 15176), (4878, 14140), (5420, 12726), (5656, 12195), (5691, 12120), (6060, 11382), (6363, 10840), (6504, 10605), (7070, 9756), (7272, 9485), (7588, 9090), (8130, 8484)]