172868220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137197}}^1$

素因数の和:137219

約数の個数: 72

約数和(自身を含む): 599280864

約数和(自身を除く): 426412644

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, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 137197, 274394, 411591, 548788, 685985, 823182, 960379, 1234773, 1371970, 1646364, 1920758, 2057955, 2469546, 2743940, 2881137, 3841516, 4115910, 4801895, 4939092, 5762274, 6173865, 8231820, 8643411, 9603790, 11524548, 12347730, 14405685, 17286822, 19207580, 24695460, 28811370, 34573644, 43217055, 57622740, 86434110, 172868220]

約数ペア:

[(1, 172868220), (2, 86434110), (3, 57622740), (4, 43217055), (5, 34573644), (6, 28811370), (7, 24695460), (9, 19207580), (10, 17286822), (12, 14405685), (14, 12347730), (15, 11524548), (18, 9603790), (20, 8643411), (21, 8231820), (28, 6173865), (30, 5762274), (35, 4939092), (36, 4801895), (42, 4115910), (45, 3841516), (60, 2881137), (63, 2743940), (70, 2469546), (84, 2057955), (90, 1920758), (105, 1646364), (126, 1371970), (140, 1234773), (180, 960379), (210, 823182), (252, 685985), (315, 548788), (420, 411591), (630, 274394), (1260, 137197)]