181348388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 373685760

約数和(自身を除く): 192337372

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 191, 247, 382, 403, 494, 589, 764, 806, 961, 988, 1178, 1612, 1922, 2356, 2483, 3629, 3844, 4966, 5921, 7258, 7657, 9932, 11842, 12493, 14516, 15314, 18259, 23684, 24986, 30628, 36518, 47177, 49972, 73036, 76973, 94354, 112499, 153946, 183551, 188708, 224998, 237367, 307892, 367102, 449996, 474734, 734204, 949468, 1462487, 2386163, 2924974, 3487469, 4772326, 5849948, 6974938, 9544652, 13949876, 45337097, 90674194, 181348388]

約数ペア:

[(1, 181348388), (2, 90674194), (4, 45337097), (13, 13949876), (19, 9544652), (26, 6974938), (31, 5849948), (38, 4772326), (52, 3487469), (62, 2924974), (76, 2386163), (124, 1462487), (191, 949468), (247, 734204), (382, 474734), (403, 449996), (494, 367102), (589, 307892), (764, 237367), (806, 224998), (961, 188708), (988, 183551), (1178, 153946), (1612, 112499), (1922, 94354), (2356, 76973), (2483, 73036), (3629, 49972), (3844, 47177), (4966, 36518), (5921, 30628), (7258, 24986), (7657, 23684), (9932, 18259), (11842, 15314), (12493, 14516)]