249185920

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4691}}^1$

素因数の和:4793

約数の個数: 64

約数和(自身を含む): 603015840

約数和(自身を除く): 353829920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1328, 1660, 2656, 3320, 4691, 5312, 6640, 9382, 10624, 13280, 18764, 23455, 26560, 37528, 46910, 53120, 75056, 93820, 150112, 187640, 300224, 375280, 389353, 600448, 750560, 778706, 1501120, 1557412, 1946765, 3002240, 3114824, 3893530, 6229648, 7787060, 12459296, 15574120, 24918592, 31148240, 49837184, 62296480, 124592960, 249185920]

約数ペア:

[(1, 249185920), (2, 124592960), (4, 62296480), (5, 49837184), (8, 31148240), (10, 24918592), (16, 15574120), (20, 12459296), (32, 7787060), (40, 6229648), (64, 3893530), (80, 3114824), (83, 3002240), (128, 1946765), (160, 1557412), (166, 1501120), (320, 778706), (332, 750560), (415, 600448), (640, 389353), (664, 375280), (830, 300224), (1328, 187640), (1660, 150112), (2656, 93820), (3320, 75056), (4691, 53120), (5312, 46910), (6640, 37528), (9382, 26560), (10624, 23455), (13280, 18764)]