393220380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21773}}^1$

素因数の和:21835

約数の個数: 96

約数和(自身を含む): 1287627264

約数和(自身を除く): 894406884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 6020, 9030, 18060, 21773, 43546, 65319, 87092, 108865, 130638, 152411, 217730, 261276, 304822, 326595, 435460, 457233, 609644, 653190, 762055, 914466, 936239, 1306380, 1524110, 1828932, 1872478, 2286165, 2808717, 3048220, 3744956, 4572330, 4681195, 5617434, 6553673, 9144660, 9362390, 11234868, 13107346, 14043585, 18724780, 19661019, 26214692, 28087170, 32768365, 39322038, 56174340, 65536730, 78644076, 98305095, 131073460, 196610190, 393220380]

約数ペア:

[(1, 393220380), (2, 196610190), (3, 131073460), (4, 98305095), (5, 78644076), (6, 65536730), (7, 56174340), (10, 39322038), (12, 32768365), (14, 28087170), (15, 26214692), (20, 19661019), (21, 18724780), (28, 14043585), (30, 13107346), (35, 11234868), (42, 9362390), (43, 9144660), (60, 6553673), (70, 5617434), (84, 4681195), (86, 4572330), (105, 3744956), (129, 3048220), (140, 2808717), (172, 2286165), (210, 1872478), (215, 1828932), (258, 1524110), (301, 1306380), (420, 936239), (430, 914466), (516, 762055), (602, 653190), (645, 609644), (860, 457233), (903, 435460), (1204, 326595), (1290, 304822), (1505, 261276), (1806, 217730), (2580, 152411), (3010, 130638), (3612, 108865), (4515, 87092), (6020, 65319), (9030, 43546), (18060, 21773)]