201798468

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:398

約数の個数: 108

約数和(自身を含む): 556636080

約数和(自身を除く): 354837612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 307, 342, 372, 558, 589, 614, 684, 921, 961, 1116, 1178, 1228, 1767, 1842, 1922, 2356, 2763, 2883, 3534, 3684, 3844, 5301, 5526, 5766, 5833, 7068, 8649, 9517, 10602, 11052, 11532, 11666, 17298, 17499, 18259, 19034, 21204, 23332, 28551, 34596, 34998, 36518, 38068, 52497, 54777, 57102, 69996, 73036, 85653, 104994, 109554, 114204, 164331, 171306, 180823, 209988, 219108, 295027, 328662, 342612, 361646, 542469, 590054, 657324, 723292, 885081, 1084938, 1180108, 1627407, 1770162, 2169876, 2655243, 3254814, 3540324, 5310486, 5605513, 6509628, 10620972, 11211026, 16816539, 22422052, 33633078, 50449617, 67266156, 100899234, 201798468]

約数ペア:

[(1, 201798468), (2, 100899234), (3, 67266156), (4, 50449617), (6, 33633078), (9, 22422052), (12, 16816539), (18, 11211026), (19, 10620972), (31, 6509628), (36, 5605513), (38, 5310486), (57, 3540324), (62, 3254814), (76, 2655243), (93, 2169876), (114, 1770162), (124, 1627407), (171, 1180108), (186, 1084938), (228, 885081), (279, 723292), (307, 657324), (342, 590054), (372, 542469), (558, 361646), (589, 342612), (614, 328662), (684, 295027), (921, 219108), (961, 209988), (1116, 180823), (1178, 171306), (1228, 164331), (1767, 114204), (1842, 109554), (1922, 104994), (2356, 85653), (2763, 73036), (2883, 69996), (3534, 57102), (3684, 54777), (3844, 52497), (5301, 38068), (5526, 36518), (5766, 34998), (5833, 34596), (7068, 28551), (8649, 23332), (9517, 21204), (10602, 19034), (11052, 18259), (11532, 17499), (11666, 17298)]