987179940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7649}}^1$

素因数の和:7906

約数の個数: 96

約数和(自身を含む): 3084480000

約数和(自身を除く): 2097300060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 239, 270, 478, 540, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 6453, 7170, 7649, 8604, 10755, 12906, 14340, 15298, 21510, 22947, 25812, 30596, 32265, 38245, 43020, 45894, 64530, 68841, 76490, 91788, 114735, 129060, 137682, 152980, 206523, 229470, 275364, 344205, 413046, 458940, 688410, 826092, 1032615, 1376820, 1828111, 2065230, 3656222, 4130460, 5484333, 7312444, 9140555, 10968666, 16452999, 18281110, 21937332, 27421665, 32905998, 36562220, 49358997, 54843330, 65811996, 82264995, 98717994, 109686660, 164529990, 197435988, 246794985, 329059980, 493589970, 987179940]

約数ペア:

[(1, 987179940), (2, 493589970), (3, 329059980), (4, 246794985), (5, 197435988), (6, 164529990), (9, 109686660), (10, 98717994), (12, 82264995), (15, 65811996), (18, 54843330), (20, 49358997), (27, 36562220), (30, 32905998), (36, 27421665), (45, 21937332), (54, 18281110), (60, 16452999), (90, 10968666), (108, 9140555), (135, 7312444), (180, 5484333), (239, 4130460), (270, 3656222), (478, 2065230), (540, 1828111), (717, 1376820), (956, 1032615), (1195, 826092), (1434, 688410), (2151, 458940), (2390, 413046), (2868, 344205), (3585, 275364), (4302, 229470), (4780, 206523), (6453, 152980), (7170, 137682), (7649, 129060), (8604, 114735), (10755, 91788), (12906, 76490), (14340, 68841), (15298, 64530), (21510, 45894), (22947, 43020), (25812, 38245), (30596, 32265)]