664118704

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{3709}}^1$

素因数の和:3786

約数の個数: 60

約数和(自身を含む): 1402201920

約数和(自身を除く): 738083216

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 361, 496, 589, 722, 1178, 1444, 2356, 2888, 3709, 4712, 5776, 7418, 9424, 11191, 14836, 22382, 29672, 44764, 59344, 70471, 89528, 114979, 140942, 179056, 229958, 281884, 459916, 563768, 919832, 1127536, 1338949, 1839664, 2184601, 2677898, 4369202, 5355796, 8738404, 10711592, 17476808, 21423184, 34953616, 41507419, 83014838, 166029676, 332059352, 664118704]

約数ペア:

[(1, 664118704), (2, 332059352), (4, 166029676), (8, 83014838), (16, 41507419), (19, 34953616), (31, 21423184), (38, 17476808), (62, 10711592), (76, 8738404), (124, 5355796), (152, 4369202), (248, 2677898), (304, 2184601), (361, 1839664), (496, 1338949), (589, 1127536), (722, 919832), (1178, 563768), (1444, 459916), (2356, 281884), (2888, 229958), (3709, 179056), (4712, 140942), (5776, 114979), (7418, 89528), (9424, 70471), (11191, 59344), (14836, 44764), (22382, 29672)]