157423140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1213}}^1$

素因数の和:1338

約数の個数: 144

約数和(自身を含む): 551486208

約数和(自身を除く): 394063068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 309, 315, 412, 420, 515, 618, 630, 721, 927, 1030, 1213, 1236, 1260, 1442, 1545, 1854, 2060, 2163, 2426, 2884, 3090, 3605, 3639, 3708, 4326, 4635, 4852, 6065, 6180, 6489, 7210, 7278, 8491, 8652, 9270, 10815, 10917, 12130, 12978, 14420, 14556, 16982, 18195, 18540, 21630, 21834, 24260, 25473, 25956, 32445, 33964, 36390, 42455, 43260, 43668, 50946, 54585, 64890, 72780, 76419, 84910, 101892, 109170, 124939, 127365, 129780, 152838, 169820, 218340, 249878, 254730, 305676, 374817, 382095, 499756, 509460, 624695, 749634, 764190, 874573, 1124451, 1249390, 1499268, 1528380, 1749146, 1874085, 2248902, 2498780, 2623719, 3498292, 3748170, 4372865, 4497804, 5247438, 5622255, 7496340, 7871157, 8745730, 10494876, 11244510, 13118595, 15742314, 17491460, 22489020, 26237190, 31484628, 39355785, 52474380, 78711570, 157423140]

約数ペア:

[(1, 157423140), (2, 78711570), (3, 52474380), (4, 39355785), (5, 31484628), (6, 26237190), (7, 22489020), (9, 17491460), (10, 15742314), (12, 13118595), (14, 11244510), (15, 10494876), (18, 8745730), (20, 7871157), (21, 7496340), (28, 5622255), (30, 5247438), (35, 4497804), (36, 4372865), (42, 3748170), (45, 3498292), (60, 2623719), (63, 2498780), (70, 2248902), (84, 1874085), (90, 1749146), (103, 1528380), (105, 1499268), (126, 1249390), (140, 1124451), (180, 874573), (206, 764190), (210, 749634), (252, 624695), (309, 509460), (315, 499756), (412, 382095), (420, 374817), (515, 305676), (618, 254730), (630, 249878), (721, 218340), (927, 169820), (1030, 152838), (1213, 129780), (1236, 127365), (1260, 124939), (1442, 109170), (1545, 101892), (1854, 84910), (2060, 76419), (2163, 72780), (2426, 64890), (2884, 54585), (3090, 50946), (3605, 43668), (3639, 43260), (3708, 42455), (4326, 36390), (4635, 33964), (4852, 32445), (6065, 25956), (6180, 25473), (6489, 24260), (7210, 21834), (7278, 21630), (8491, 18540), (8652, 18195), (9270, 16982), (10815, 14556), (10917, 14420), (12130, 12978)]