28998216

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:500

約数の個数: 128

約数和(自身を含む): 90720000

約数和(自身を除く): 61721784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 27, 36, 39, 46, 52, 54, 69, 72, 78, 92, 104, 108, 117, 138, 156, 184, 207, 216, 234, 276, 299, 312, 351, 414, 449, 468, 552, 598, 621, 702, 828, 897, 898, 936, 1196, 1242, 1347, 1404, 1656, 1794, 1796, 2392, 2484, 2691, 2694, 2808, 3588, 3592, 4041, 4968, 5382, 5388, 5837, 7176, 8073, 8082, 10327, 10764, 10776, 11674, 12123, 16146, 16164, 17511, 20654, 21528, 23348, 24246, 30981, 32292, 32328, 35022, 41308, 46696, 48492, 52533, 61962, 64584, 70044, 82616, 92943, 96984, 105066, 123924, 134251, 140088, 157599, 185886, 210132, 247848, 268502, 278829, 315198, 371772, 402753, 420264, 537004, 557658, 630396, 743544, 805506, 1074008, 1115316, 1208259, 1260792, 1611012, 2230632, 2416518, 3222024, 3624777, 4833036, 7249554, 9666072, 14499108, 28998216]

約数ペア:

[(1, 28998216), (2, 14499108), (3, 9666072), (4, 7249554), (6, 4833036), (8, 3624777), (9, 3222024), (12, 2416518), (13, 2230632), (18, 1611012), (23, 1260792), (24, 1208259), (26, 1115316), (27, 1074008), (36, 805506), (39, 743544), (46, 630396), (52, 557658), (54, 537004), (69, 420264), (72, 402753), (78, 371772), (92, 315198), (104, 278829), (108, 268502), (117, 247848), (138, 210132), (156, 185886), (184, 157599), (207, 140088), (216, 134251), (234, 123924), (276, 105066), (299, 96984), (312, 92943), (351, 82616), (414, 70044), (449, 64584), (468, 61962), (552, 52533), (598, 48492), (621, 46696), (702, 41308), (828, 35022), (897, 32328), (898, 32292), (936, 30981), (1196, 24246), (1242, 23348), (1347, 21528), (1404, 20654), (1656, 17511), (1794, 16164), (1796, 16146), (2392, 12123), (2484, 11674), (2691, 10776), (2694, 10764), (2808, 10327), (3588, 8082), (3592, 8073), (4041, 7176), (4968, 5837), (5382, 5388)]