494945040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2081}}^1$

素因数の和:3088

約数の個数: 80

約数和(自身を含む): 1536615936

約数和(自身を除く): 1041670896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 991, 1982, 2081, 2973, 3964, 4162, 4955, 5946, 6243, 7928, 8324, 9910, 10405, 11892, 12486, 14865, 15856, 16648, 19820, 20810, 23784, 24972, 29730, 31215, 33296, 39640, 41620, 47568, 49944, 59460, 62430, 79280, 83240, 99888, 118920, 124860, 166480, 237840, 249720, 499440, 2062271, 4124542, 6186813, 8249084, 10311355, 12373626, 16498168, 20622710, 24747252, 30934065, 32996336, 41245420, 49494504, 61868130, 82490840, 98989008, 123736260, 164981680, 247472520, 494945040]

約数ペア:

[(1, 494945040), (2, 247472520), (3, 164981680), (4, 123736260), (5, 98989008), (6, 82490840), (8, 61868130), (10, 49494504), (12, 41245420), (15, 32996336), (16, 30934065), (20, 24747252), (24, 20622710), (30, 16498168), (40, 12373626), (48, 10311355), (60, 8249084), (80, 6186813), (120, 4124542), (240, 2062271), (991, 499440), (1982, 249720), (2081, 237840), (2973, 166480), (3964, 124860), (4162, 118920), (4955, 99888), (5946, 83240), (6243, 79280), (7928, 62430), (8324, 59460), (9910, 49944), (10405, 47568), (11892, 41620), (12486, 39640), (14865, 33296), (15856, 31215), (16648, 29730), (19820, 24972), (20810, 23784)]