29994990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1561

約数の個数: 64

約数和(自身を含む): 77760000

約数和(自身を除く): 47765010

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 1334, 1499, 2001, 2998, 3335, 4002, 4497, 6670, 7495, 8994, 10005, 14990, 20010, 22485, 34477, 43471, 44970, 68954, 86942, 103431, 130413, 172385, 206862, 217355, 260826, 344770, 434710, 517155, 652065, 999833, 1034310, 1304130, 1999666, 2999499, 4999165, 5998998, 9998330, 14997495, 29994990]

約数ペア:

[(1, 29994990), (2, 14997495), (3, 9998330), (5, 5998998), (6, 4999165), (10, 2999499), (15, 1999666), (23, 1304130), (29, 1034310), (30, 999833), (46, 652065), (58, 517155), (69, 434710), (87, 344770), (115, 260826), (138, 217355), (145, 206862), (174, 172385), (230, 130413), (290, 103431), (345, 86942), (435, 68954), (667, 44970), (690, 43471), (870, 34477), (1334, 22485), (1499, 20010), (2001, 14990), (2998, 10005), (3335, 8994), (4002, 7495), (4497, 6670)]