128959164

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 335462400

約数和(自身を除く): 206503236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 199, 282, 383, 398, 423, 564, 597, 766, 796, 846, 1149, 1194, 1532, 1692, 1791, 2298, 2388, 3447, 3582, 4596, 6894, 7164, 9353, 13788, 18001, 18706, 28059, 36002, 37412, 54003, 56118, 72004, 76217, 84177, 108006, 112236, 152434, 162009, 168354, 216012, 228651, 304868, 324018, 336708, 457302, 648036, 685953, 914604, 1371906, 2743812, 3582199, 7164398, 10746597, 14328796, 21493194, 32239791, 42986388, 64479582, 128959164]

約数ペア:

[(1, 128959164), (2, 64479582), (3, 42986388), (4, 32239791), (6, 21493194), (9, 14328796), (12, 10746597), (18, 7164398), (36, 3582199), (47, 2743812), (94, 1371906), (141, 914604), (188, 685953), (199, 648036), (282, 457302), (383, 336708), (398, 324018), (423, 304868), (564, 228651), (597, 216012), (766, 168354), (796, 162009), (846, 152434), (1149, 112236), (1194, 108006), (1532, 84177), (1692, 76217), (1791, 72004), (2298, 56118), (2388, 54003), (3447, 37412), (3582, 36002), (4596, 28059), (6894, 18706), (7164, 18001), (9353, 13788)]