640881504

素因数分解:

$2^5\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43633}}^1$

素因数の和:43669

約数の個数: 96

約数和(自身を含む): 1979238240

約数和(自身を除く): 1338356736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 96, 102, 108, 136, 144, 153, 204, 216, 272, 288, 306, 408, 432, 459, 544, 612, 816, 864, 918, 1224, 1632, 1836, 2448, 3672, 4896, 7344, 14688, 43633, 87266, 130899, 174532, 261798, 349064, 392697, 523596, 698128, 741761, 785394, 1047192, 1178091, 1396256, 1483522, 1570788, 2094384, 2225283, 2356182, 2967044, 3141576, 4188768, 4450566, 4712364, 5934088, 6283152, 6675849, 8901132, 9424728, 11868176, 12566304, 13351698, 17802264, 18849456, 20027547, 23736352, 26703396, 35604528, 37698912, 40055094, 53406792, 71209056, 80110188, 106813584, 160220376, 213627168, 320440752, 640881504]

約数ペア:

[(1, 640881504), (2, 320440752), (3, 213627168), (4, 160220376), (6, 106813584), (8, 80110188), (9, 71209056), (12, 53406792), (16, 40055094), (17, 37698912), (18, 35604528), (24, 26703396), (27, 23736352), (32, 20027547), (34, 18849456), (36, 17802264), (48, 13351698), (51, 12566304), (54, 11868176), (68, 9424728), (72, 8901132), (96, 6675849), (102, 6283152), (108, 5934088), (136, 4712364), (144, 4450566), (153, 4188768), (204, 3141576), (216, 2967044), (272, 2356182), (288, 2225283), (306, 2094384), (408, 1570788), (432, 1483522), (459, 1396256), (544, 1178091), (612, 1047192), (816, 785394), (864, 741761), (918, 698128), (1224, 523596), (1632, 392697), (1836, 349064), (2448, 261798), (3672, 174532), (4896, 130899), (7344, 87266), (14688, 43633)]