209743164

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 108

約数和(自身を含む): 570535056

約数和(自身を除く): 360791892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 43, 46, 69, 86, 92, 129, 137, 138, 172, 207, 258, 274, 276, 387, 411, 414, 516, 548, 774, 822, 828, 989, 1233, 1548, 1644, 1849, 1978, 2466, 2967, 3151, 3698, 3956, 4932, 5547, 5891, 5934, 6302, 7396, 8901, 9453, 11094, 11782, 11868, 12604, 16641, 17673, 17802, 18906, 22188, 23564, 28359, 33282, 35346, 35604, 37812, 42527, 53019, 56718, 66564, 70692, 85054, 106038, 113436, 127581, 135493, 170108, 212076, 253313, 255162, 270986, 382743, 406479, 506626, 510324, 541972, 759939, 765486, 812958, 1013252, 1219437, 1519878, 1530972, 1625916, 2279817, 2438874, 3039756, 4559634, 4877748, 5826199, 9119268, 11652398, 17478597, 23304796, 34957194, 52435791, 69914388, 104871582, 209743164]

約数ペア:

[(1, 209743164), (2, 104871582), (3, 69914388), (4, 52435791), (6, 34957194), (9, 23304796), (12, 17478597), (18, 11652398), (23, 9119268), (36, 5826199), (43, 4877748), (46, 4559634), (69, 3039756), (86, 2438874), (92, 2279817), (129, 1625916), (137, 1530972), (138, 1519878), (172, 1219437), (207, 1013252), (258, 812958), (274, 765486), (276, 759939), (387, 541972), (411, 510324), (414, 506626), (516, 406479), (548, 382743), (774, 270986), (822, 255162), (828, 253313), (989, 212076), (1233, 170108), (1548, 135493), (1644, 127581), (1849, 113436), (1978, 106038), (2466, 85054), (2967, 70692), (3151, 66564), (3698, 56718), (3956, 53019), (4932, 42527), (5547, 37812), (5891, 35604), (5934, 35346), (6302, 33282), (7396, 28359), (8901, 23564), (9453, 22188), (11094, 18906), (11782, 17802), (11868, 17673), (12604, 16641)]