220909428

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2963}}^1$

素因数の和:3101

約数の個数: 72

約数和(自身を含む): 593392800

約数和(自身を除く): 372483372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 109, 114, 171, 218, 228, 327, 342, 436, 654, 684, 981, 1308, 1962, 2071, 2963, 3924, 4142, 5926, 6213, 8284, 8889, 11852, 12426, 17778, 18639, 24852, 26667, 35556, 37278, 53334, 56297, 74556, 106668, 112594, 168891, 225188, 322967, 337782, 506673, 645934, 675564, 968901, 1013346, 1291868, 1937802, 2026692, 2906703, 3875604, 5813406, 6136373, 11626812, 12272746, 18409119, 24545492, 36818238, 55227357, 73636476, 110454714, 220909428]

約数ペア:

[(1, 220909428), (2, 110454714), (3, 73636476), (4, 55227357), (6, 36818238), (9, 24545492), (12, 18409119), (18, 12272746), (19, 11626812), (36, 6136373), (38, 5813406), (57, 3875604), (76, 2906703), (109, 2026692), (114, 1937802), (171, 1291868), (218, 1013346), (228, 968901), (327, 675564), (342, 645934), (436, 506673), (654, 337782), (684, 322967), (981, 225188), (1308, 168891), (1962, 112594), (2071, 106668), (2963, 74556), (3924, 56297), (4142, 53334), (5926, 37278), (6213, 35556), (8284, 26667), (8889, 24852), (11852, 18639), (12426, 17778)]