143464280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{911}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 336199680

約数和(自身を除く): 192735400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 911, 1016, 1240, 1270, 1822, 2540, 3644, 3937, 4555, 5080, 7288, 7874, 9110, 15748, 18220, 19685, 28241, 31496, 36440, 39370, 56482, 78740, 112964, 115697, 141205, 157480, 225928, 231394, 282410, 462788, 564820, 578485, 925576, 1129640, 1156970, 2313940, 3586607, 4627880, 7173214, 14346428, 17933035, 28692856, 35866070, 71732140, 143464280]

約数ペア:

[(1, 143464280), (2, 71732140), (4, 35866070), (5, 28692856), (8, 17933035), (10, 14346428), (20, 7173214), (31, 4627880), (40, 3586607), (62, 2313940), (124, 1156970), (127, 1129640), (155, 925576), (248, 578485), (254, 564820), (310, 462788), (508, 282410), (620, 231394), (635, 225928), (911, 157480), (1016, 141205), (1240, 115697), (1270, 112964), (1822, 78740), (2540, 56482), (3644, 39370), (3937, 36440), (4555, 31496), (5080, 28241), (7288, 19685), (7874, 18220), (9110, 15748)]