254539432

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 558144000

約数和(自身を除く): 303604568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 179, 268, 358, 379, 469, 536, 716, 758, 938, 1253, 1432, 1516, 1876, 2506, 2653, 3032, 3752, 5012, 5306, 10024, 10612, 11993, 21224, 23986, 25393, 47972, 50786, 67841, 83951, 95944, 101572, 135682, 167902, 177751, 203144, 271364, 335804, 355502, 474887, 542728, 671608, 711004, 949774, 1422008, 1899548, 3799096, 4545347, 9090694, 18181388, 31817429, 36362776, 63634858, 127269716, 254539432]

約数ペア:

[(1, 254539432), (2, 127269716), (4, 63634858), (7, 36362776), (8, 31817429), (14, 18181388), (28, 9090694), (56, 4545347), (67, 3799096), (134, 1899548), (179, 1422008), (268, 949774), (358, 711004), (379, 671608), (469, 542728), (536, 474887), (716, 355502), (758, 335804), (938, 271364), (1253, 203144), (1432, 177751), (1516, 167902), (1876, 135682), (2506, 101572), (2653, 95944), (3032, 83951), (3752, 67841), (5012, 50786), (5306, 47972), (10024, 25393), (10612, 23986), (11993, 21224)]