660433424

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 160

約数和(自身を含む): 1595897856

約数和(自身を除く): 935464432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 53, 56, 62, 74, 97, 106, 112, 124, 148, 194, 212, 217, 248, 259, 296, 371, 388, 424, 434, 496, 518, 592, 679, 742, 776, 848, 868, 1036, 1147, 1358, 1484, 1552, 1643, 1736, 1961, 2072, 2294, 2716, 2968, 3007, 3286, 3472, 3589, 3922, 4144, 4588, 5141, 5432, 5936, 6014, 6572, 7178, 7844, 8029, 9176, 10282, 10864, 11501, 12028, 13144, 13727, 14356, 15688, 16058, 18352, 20564, 21049, 23002, 24056, 25123, 26288, 27454, 28712, 31376, 32116, 35987, 41128, 42098, 46004, 48112, 50246, 54908, 57424, 60791, 64232, 71974, 82256, 84196, 92008, 100492, 109816, 111259, 121582, 128464, 143948, 159371, 168392, 184016, 190217, 200984, 219632, 222518, 243164, 287896, 318742, 336784, 380434, 401968, 425537, 445036, 486328, 575792, 637484, 760868, 778813, 851074, 890072, 972656, 1115597, 1274968, 1331519, 1521736, 1557626, 1702148, 1780144, 2231194, 2549936, 2663038, 3043472, 3115252, 3404296, 4462388, 5326076, 5896727, 6230504, 6808592, 8924776, 10652152, 11793454, 12461008, 17849552, 21304304, 23586908, 41277089, 47173816, 82554178, 94347632, 165108356, 330216712, 660433424]

約数ペア:

[(1, 660433424), (2, 330216712), (4, 165108356), (7, 94347632), (8, 82554178), (14, 47173816), (16, 41277089), (28, 23586908), (31, 21304304), (37, 17849552), (53, 12461008), (56, 11793454), (62, 10652152), (74, 8924776), (97, 6808592), (106, 6230504), (112, 5896727), (124, 5326076), (148, 4462388), (194, 3404296), (212, 3115252), (217, 3043472), (248, 2663038), (259, 2549936), (296, 2231194), (371, 1780144), (388, 1702148), (424, 1557626), (434, 1521736), (496, 1331519), (518, 1274968), (592, 1115597), (679, 972656), (742, 890072), (776, 851074), (848, 778813), (868, 760868), (1036, 637484), (1147, 575792), (1358, 486328), (1484, 445036), (1552, 425537), (1643, 401968), (1736, 380434), (1961, 336784), (2072, 318742), (2294, 287896), (2716, 243164), (2968, 222518), (3007, 219632), (3286, 200984), (3472, 190217), (3589, 184016), (3922, 168392), (4144, 159371), (4588, 143948), (5141, 128464), (5432, 121582), (5936, 111259), (6014, 109816), (6572, 100492), (7178, 92008), (7844, 84196), (8029, 82256), (9176, 71974), (10282, 64232), (10864, 60791), (11501, 57424), (12028, 54908), (13144, 50246), (13727, 48112), (14356, 46004), (15688, 42098), (16058, 41128), (18352, 35987), (20564, 32116), (21049, 31376), (23002, 28712), (24056, 27454), (25123, 26288)]