81432288

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1357

約数の個数: 144

約数和(自身を含む): 273401856

約数和(自身を除く): 191969568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 84, 93, 96, 112, 124, 126, 144, 168, 186, 217, 224, 248, 252, 279, 288, 336, 372, 434, 496, 504, 558, 651, 672, 744, 868, 992, 1008, 1116, 1302, 1303, 1488, 1736, 1953, 2016, 2232, 2604, 2606, 2976, 3472, 3906, 3909, 4464, 5208, 5212, 6944, 7812, 7818, 8928, 9121, 10416, 10424, 11727, 15624, 15636, 18242, 20832, 20848, 23454, 27363, 31248, 31272, 36484, 40393, 41696, 46908, 54726, 62496, 62544, 72968, 80786, 82089, 93816, 109452, 121179, 125088, 145936, 161572, 164178, 187632, 218904, 242358, 282751, 291872, 323144, 328356, 363537, 375264, 437808, 484716, 565502, 646288, 656712, 727074, 848253, 875616, 969432, 1131004, 1292576, 1313424, 1454148, 1696506, 1938864, 2262008, 2544759, 2626848, 2908296, 3393012, 3877728, 4524016, 5089518, 5816592, 6786024, 9048032, 10179036, 11633184, 13572048, 20358072, 27144096, 40716144, 81432288]

約数ペア:

[(1, 81432288), (2, 40716144), (3, 27144096), (4, 20358072), (6, 13572048), (7, 11633184), (8, 10179036), (9, 9048032), (12, 6786024), (14, 5816592), (16, 5089518), (18, 4524016), (21, 3877728), (24, 3393012), (28, 2908296), (31, 2626848), (32, 2544759), (36, 2262008), (42, 1938864), (48, 1696506), (56, 1454148), (62, 1313424), (63, 1292576), (72, 1131004), (84, 969432), (93, 875616), (96, 848253), (112, 727074), (124, 656712), (126, 646288), (144, 565502), (168, 484716), (186, 437808), (217, 375264), (224, 363537), (248, 328356), (252, 323144), (279, 291872), (288, 282751), (336, 242358), (372, 218904), (434, 187632), (496, 164178), (504, 161572), (558, 145936), (651, 125088), (672, 121179), (744, 109452), (868, 93816), (992, 82089), (1008, 80786), (1116, 72968), (1302, 62544), (1303, 62496), (1488, 54726), (1736, 46908), (1953, 41696), (2016, 40393), (2232, 36484), (2604, 31272), (2606, 31248), (2976, 27363), (3472, 23454), (3906, 20848), (3909, 20832), (4464, 18242), (5208, 15636), (5212, 15624), (6944, 11727), (7812, 10424), (7818, 10416), (8928, 9121)]