721811232

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{61129}}^1$

素因数の和:61186

約数の個数: 72

約数和(自身を含む): 2102749740

約数和(自身を除く): 1380938508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 11808, 61129, 122258, 183387, 244516, 366774, 489032, 550161, 733548, 978064, 1100322, 1467096, 1956128, 2200644, 2506289, 2934192, 4401288, 5012578, 5868384, 7518867, 8802576, 10025156, 15037734, 17605152, 20050312, 22556601, 30075468, 40100624, 45113202, 60150936, 80201248, 90226404, 120301872, 180452808, 240603744, 360905616, 721811232]

約数ペア:

[(1, 721811232), (2, 360905616), (3, 240603744), (4, 180452808), (6, 120301872), (8, 90226404), (9, 80201248), (12, 60150936), (16, 45113202), (18, 40100624), (24, 30075468), (32, 22556601), (36, 20050312), (41, 17605152), (48, 15037734), (72, 10025156), (82, 8802576), (96, 7518867), (123, 5868384), (144, 5012578), (164, 4401288), (246, 2934192), (288, 2506289), (328, 2200644), (369, 1956128), (492, 1467096), (656, 1100322), (738, 978064), (984, 733548), (1312, 550161), (1476, 489032), (1968, 366774), (2952, 244516), (3936, 183387), (5904, 122258), (11808, 61129)]