177006420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2477}}^1$

素因数の和:2889

約数の個数: 72

約数和(自身を含む): 538489224

約数和(自身を除く): 361482804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 2477, 3573, 3970, 4764, 4954, 5955, 7146, 7431, 7940, 9908, 11910, 12385, 14292, 14862, 17865, 22293, 23820, 24770, 29724, 35730, 37155, 44586, 49540, 71460, 74310, 89172, 111465, 148620, 222930, 445860, 983369, 1966738, 2950107, 3933476, 4916845, 5900214, 8850321, 9833690, 11800428, 14750535, 17700642, 19667380, 29501070, 35401284, 44251605, 59002140, 88503210, 177006420]

約数ペア:

[(1, 177006420), (2, 88503210), (3, 59002140), (4, 44251605), (5, 35401284), (6, 29501070), (9, 19667380), (10, 17700642), (12, 14750535), (15, 11800428), (18, 9833690), (20, 8850321), (30, 5900214), (36, 4916845), (45, 3933476), (60, 2950107), (90, 1966738), (180, 983369), (397, 445860), (794, 222930), (1191, 148620), (1588, 111465), (1985, 89172), (2382, 74310), (2477, 71460), (3573, 49540), (3970, 44586), (4764, 37155), (4954, 35730), (5955, 29724), (7146, 24770), (7431, 23820), (7940, 22293), (9908, 17865), (11910, 14862), (12385, 14292)]