198614768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{617}}^1$

素因数の和:726

約数の個数: 80

約数和(自身を含む): 441400320

約数和(自身を除く): 242785552

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 59, 62, 88, 118, 124, 176, 236, 248, 341, 472, 496, 617, 649, 682, 944, 1234, 1298, 1364, 1829, 2468, 2596, 2728, 3658, 4936, 5192, 5456, 6787, 7316, 9872, 10384, 13574, 14632, 19127, 20119, 27148, 29264, 36403, 38254, 40238, 54296, 72806, 76508, 80476, 108592, 145612, 153016, 160952, 210397, 291224, 306032, 321904, 400433, 420794, 582448, 800866, 841588, 1128493, 1601732, 1683176, 2256986, 3203464, 3366352, 4513972, 6406928, 9027944, 12413423, 18055888, 24826846, 49653692, 99307384, 198614768]

約数ペア:

[(1, 198614768), (2, 99307384), (4, 49653692), (8, 24826846), (11, 18055888), (16, 12413423), (22, 9027944), (31, 6406928), (44, 4513972), (59, 3366352), (62, 3203464), (88, 2256986), (118, 1683176), (124, 1601732), (176, 1128493), (236, 841588), (248, 800866), (341, 582448), (472, 420794), (496, 400433), (617, 321904), (649, 306032), (682, 291224), (944, 210397), (1234, 160952), (1298, 153016), (1364, 145612), (1829, 108592), (2468, 80476), (2596, 76508), (2728, 72806), (3658, 54296), (4936, 40238), (5192, 38254), (5456, 36403), (6787, 29264), (7316, 27148), (9872, 20119), (10384, 19127), (13574, 14632)]