131770380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{313739}}^1$

素因数の和:313758

約数の個数: 48

約数和(自身を含む): 421666560

約数和(自身を除く): 289896180

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, 313739, 627478, 941217, 1254956, 1568695, 1882434, 2196173, 3137390, 3764868, 4392346, 4706085, 6274780, 6588519, 8784692, 9412170, 10980865, 13177038, 18824340, 21961730, 26354076, 32942595, 43923460, 65885190, 131770380]

約数ペア:

[(1, 131770380), (2, 65885190), (3, 43923460), (4, 32942595), (5, 26354076), (6, 21961730), (7, 18824340), (10, 13177038), (12, 10980865), (14, 9412170), (15, 8784692), (20, 6588519), (21, 6274780), (28, 4706085), (30, 4392346), (35, 3764868), (42, 3137390), (60, 2196173), (70, 1882434), (84, 1568695), (105, 1254956), (140, 941217), (210, 627478), (420, 313739)]