641589504

素因数分解:

$2^8\times 3^1\times {\mathrm{29}}^1\times {\mathrm{28807}}^1$

素因数の和:28855

約数の個数: 72

約数和(自身を含む): 1766506560

約数和(自身を除く): 1124917056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 256, 348, 384, 464, 696, 768, 928, 1392, 1856, 2784, 3712, 5568, 7424, 11136, 22272, 28807, 57614, 86421, 115228, 172842, 230456, 345684, 460912, 691368, 835403, 921824, 1382736, 1670806, 1843648, 2506209, 2765472, 3341612, 3687296, 5012418, 5530944, 6683224, 7374592, 10024836, 11061888, 13366448, 20049672, 22123776, 26732896, 40099344, 53465792, 80198688, 106931584, 160397376, 213863168, 320794752, 641589504]

約数ペア:

[(1, 641589504), (2, 320794752), (3, 213863168), (4, 160397376), (6, 106931584), (8, 80198688), (12, 53465792), (16, 40099344), (24, 26732896), (29, 22123776), (32, 20049672), (48, 13366448), (58, 11061888), (64, 10024836), (87, 7374592), (96, 6683224), (116, 5530944), (128, 5012418), (174, 3687296), (192, 3341612), (232, 2765472), (256, 2506209), (348, 1843648), (384, 1670806), (464, 1382736), (696, 921824), (768, 835403), (928, 691368), (1392, 460912), (1856, 345684), (2784, 230456), (3712, 172842), (5568, 115228), (7424, 86421), (11136, 57614), (22272, 28807)]