278364636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{6449}}^1$

素因数の和:6579

約数の個数: 72

約数和(自身を含む): 774774000

約数和(自身を除く): 496409364

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 109, 132, 198, 218, 327, 396, 436, 654, 981, 1199, 1308, 1962, 2398, 3597, 3924, 4796, 6449, 7194, 10791, 12898, 14388, 19347, 21582, 25796, 38694, 43164, 58041, 70939, 77388, 116082, 141878, 212817, 232164, 283756, 425634, 638451, 702941, 851268, 1276902, 1405882, 2108823, 2553804, 2811764, 4217646, 6326469, 7732351, 8435292, 12652938, 15464702, 23197053, 25305876, 30929404, 46394106, 69591159, 92788212, 139182318, 278364636]

約数ペア:

[(1, 278364636), (2, 139182318), (3, 92788212), (4, 69591159), (6, 46394106), (9, 30929404), (11, 25305876), (12, 23197053), (18, 15464702), (22, 12652938), (33, 8435292), (36, 7732351), (44, 6326469), (66, 4217646), (99, 2811764), (109, 2553804), (132, 2108823), (198, 1405882), (218, 1276902), (327, 851268), (396, 702941), (436, 638451), (654, 425634), (981, 283756), (1199, 232164), (1308, 212817), (1962, 141878), (2398, 116082), (3597, 77388), (3924, 70939), (4796, 58041), (6449, 43164), (7194, 38694), (10791, 25796), (12898, 21582), (14388, 19347)]