78847160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{743}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 203558400

約数和(自身を除く): 124711240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 379, 743, 758, 1486, 1516, 1895, 2653, 2972, 3032, 3715, 3790, 5201, 5306, 5944, 7430, 7580, 10402, 10612, 13265, 14860, 15160, 20804, 21224, 26005, 26530, 29720, 41608, 52010, 53060, 104020, 106120, 208040, 281597, 563194, 1126388, 1407985, 1971179, 2252776, 2815970, 3942358, 5631940, 7884716, 9855895, 11263880, 15769432, 19711790, 39423580, 78847160]

約数ペア:

[(1, 78847160), (2, 39423580), (4, 19711790), (5, 15769432), (7, 11263880), (8, 9855895), (10, 7884716), (14, 5631940), (20, 3942358), (28, 2815970), (35, 2252776), (40, 1971179), (56, 1407985), (70, 1126388), (140, 563194), (280, 281597), (379, 208040), (743, 106120), (758, 104020), (1486, 53060), (1516, 52010), (1895, 41608), (2653, 29720), (2972, 26530), (3032, 26005), (3715, 21224), (3790, 20804), (5201, 15160), (5306, 14860), (5944, 13265), (7430, 10612), (7580, 10402)]