269626980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{641969}}^1$

素因数の和:641988

約数の個数: 48

約数和(自身を含む): 862807680

約数和(自身を除く): 593180700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 641969, 1283938, 1925907, 2567876, 3209845, 3851814, 4493783, 6419690, 7703628, 8987566, 9629535, 12839380, 13481349, 17975132, 19259070, 22468915, 26962698, 38518140, 44937830, 53925396, 67406745, 89875660, 134813490, 269626980]

約数ペア:

[(1, 269626980), (2, 134813490), (3, 89875660), (4, 67406745), (5, 53925396), (6, 44937830), (7, 38518140), (10, 26962698), (12, 22468915), (14, 19259070), (15, 17975132), (20, 13481349), (21, 12839380), (28, 9629535), (30, 8987566), (35, 7703628), (42, 6419690), (60, 4493783), (70, 3851814), (84, 3209845), (105, 2567876), (140, 1925907), (210, 1283938), (420, 641969)]