306220480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30869}}^1$

素因数の和:30917

約数の個数: 56

約数和(自身を含む): 752734080

約数和(自身を除く): 446513600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 30869, 61738, 123476, 154345, 246952, 308690, 493904, 617380, 956939, 987808, 1234760, 1913878, 1975616, 2469520, 3827756, 4784695, 4939040, 7655512, 9569390, 9878080, 15311024, 19138780, 30622048, 38277560, 61244096, 76555120, 153110240, 306220480]

約数ペア:

[(1, 306220480), (2, 153110240), (4, 76555120), (5, 61244096), (8, 38277560), (10, 30622048), (16, 19138780), (20, 15311024), (31, 9878080), (32, 9569390), (40, 7655512), (62, 4939040), (64, 4784695), (80, 3827756), (124, 2469520), (155, 1975616), (160, 1913878), (248, 1234760), (310, 987808), (320, 956939), (496, 617380), (620, 493904), (992, 308690), (1240, 246952), (1984, 154345), (2480, 123476), (4960, 61738), (9920, 30869)]