151134920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{121883}}^1$

素因数の和:121925

約数の個数: 32

約数和(自身を含む): 351025920

約数和(自身を除く): 199891000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 121883, 243766, 487532, 609415, 975064, 1218830, 2437660, 3778373, 4875320, 7556746, 15113492, 18891865, 30226984, 37783730, 75567460, 151134920]

約数ペア:

[(1, 151134920), (2, 75567460), (4, 37783730), (5, 30226984), (8, 18891865), (10, 15113492), (20, 7556746), (31, 4875320), (40, 3778373), (62, 2437660), (124, 1218830), (155, 975064), (248, 609415), (310, 487532), (620, 243766), (1240, 121883)]