278364972

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{28393}}^1$

素因数の和:28462

約数の個数: 48

約数和(自身を含む): 699628160

約数和(自身を除く): 421263188

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4902, 9804, 28393, 56786, 85179, 113572, 170358, 340716, 539467, 1078934, 1220899, 1618401, 2157868, 2441798, 3236802, 3662697, 4883596, 6473604, 7325394, 14650788, 23197081, 46394162, 69591243, 92788324, 139182486, 278364972]

約数ペア:

[(1, 278364972), (2, 139182486), (3, 92788324), (4, 69591243), (6, 46394162), (12, 23197081), (19, 14650788), (38, 7325394), (43, 6473604), (57, 4883596), (76, 3662697), (86, 3236802), (114, 2441798), (129, 2157868), (172, 1618401), (228, 1220899), (258, 1078934), (516, 539467), (817, 340716), (1634, 170358), (2451, 113572), (3268, 85179), (4902, 56786), (9804, 28393)]