289710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:82

約数の個数: 64

約数和(自身を含む): 820800

約数和(自身を除く): 531090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 37, 45, 54, 58, 74, 87, 90, 111, 135, 145, 174, 185, 222, 261, 270, 290, 333, 370, 435, 522, 555, 666, 783, 870, 999, 1073, 1110, 1305, 1566, 1665, 1998, 2146, 2610, 3219, 3330, 3915, 4995, 5365, 6438, 7830, 9657, 9990, 10730, 16095, 19314, 28971, 32190, 48285, 57942, 96570, 144855, 289710]

約数ペア:

[(1, 289710), (2, 144855), (3, 96570), (5, 57942), (6, 48285), (9, 32190), (10, 28971), (15, 19314), (18, 16095), (27, 10730), (29, 9990), (30, 9657), (37, 7830), (45, 6438), (54, 5365), (58, 4995), (74, 3915), (87, 3330), (90, 3219), (111, 2610), (135, 2146), (145, 1998), (174, 1665), (185, 1566), (222, 1305), (261, 1110), (270, 1073), (290, 999), (333, 870), (370, 783), (435, 666), (522, 555)]