721428360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{207307}}^1$

素因数の和:207350

約数の個数: 64

約数和(自身を含む): 2238926400

約数和(自身を除く): 1517498040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 207307, 414614, 621921, 829228, 1036535, 1243842, 1658456, 2073070, 2487684, 3109605, 4146140, 4975368, 6011903, 6219210, 8292280, 12023806, 12438420, 18035709, 24047612, 24876840, 30059515, 36071418, 48095224, 60119030, 72142836, 90178545, 120238060, 144285672, 180357090, 240476120, 360714180, 721428360]

約数ペア:

[(1, 721428360), (2, 360714180), (3, 240476120), (4, 180357090), (5, 144285672), (6, 120238060), (8, 90178545), (10, 72142836), (12, 60119030), (15, 48095224), (20, 36071418), (24, 30059515), (29, 24876840), (30, 24047612), (40, 18035709), (58, 12438420), (60, 12023806), (87, 8292280), (116, 6219210), (120, 6011903), (145, 4975368), (174, 4146140), (232, 3109605), (290, 2487684), (348, 2073070), (435, 1658456), (580, 1243842), (696, 1036535), (870, 829228), (1160, 621921), (1740, 414614), (3480, 207307)]