179199990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68659}}^1$

素因数の和:68701

約数の個数: 48

約数和(自身を含む): 481993200

約数和(自身を除く): 302793210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 68659, 137318, 205977, 343295, 411954, 617931, 686590, 1029885, 1235862, 1991111, 2059770, 3089655, 3982222, 5973333, 6179310, 9955555, 11946666, 17919999, 19911110, 29866665, 35839998, 59733330, 89599995, 179199990]

約数ペア:

[(1, 179199990), (2, 89599995), (3, 59733330), (5, 35839998), (6, 29866665), (9, 19911110), (10, 17919999), (15, 11946666), (18, 9955555), (29, 6179310), (30, 5973333), (45, 3982222), (58, 3089655), (87, 2059770), (90, 1991111), (145, 1235862), (174, 1029885), (261, 686590), (290, 617931), (435, 411954), (522, 343295), (870, 205977), (1305, 137318), (2610, 68659)]