28019232

素因数分解:

$2^5\times 3^2\times {\mathrm{271}}^1\times {\mathrm{359}}^1$

素因数の和:646

約数の個数: 72

約数和(自身を含む): 80196480

約数和(自身を除く): 52177248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 271, 288, 359, 542, 718, 813, 1077, 1084, 1436, 1626, 2154, 2168, 2439, 2872, 3231, 3252, 4308, 4336, 4878, 5744, 6462, 6504, 8616, 8672, 9756, 11488, 12924, 13008, 17232, 19512, 25848, 26016, 34464, 39024, 51696, 78048, 97289, 103392, 194578, 291867, 389156, 583734, 778312, 875601, 1167468, 1556624, 1751202, 2334936, 3113248, 3502404, 4669872, 7004808, 9339744, 14009616, 28019232]

約数ペア:

[(1, 28019232), (2, 14009616), (3, 9339744), (4, 7004808), (6, 4669872), (8, 3502404), (9, 3113248), (12, 2334936), (16, 1751202), (18, 1556624), (24, 1167468), (32, 875601), (36, 778312), (48, 583734), (72, 389156), (96, 291867), (144, 194578), (271, 103392), (288, 97289), (359, 78048), (542, 51696), (718, 39024), (813, 34464), (1077, 26016), (1084, 25848), (1436, 19512), (1626, 17232), (2154, 13008), (2168, 12924), (2439, 11488), (2872, 9756), (3231, 8672), (3252, 8616), (4308, 6504), (4336, 6462), (4878, 5744)]