128428146

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 361912320

約数和(自身を除く): 233484174

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 67, 77, 99, 126, 134, 154, 189, 198, 201, 231, 297, 378, 402, 461, 462, 469, 594, 603, 693, 737, 922, 938, 1206, 1383, 1386, 1407, 1474, 1809, 2079, 2211, 2766, 2814, 3227, 3618, 4149, 4158, 4221, 4422, 5071, 5159, 6454, 6633, 8298, 8442, 9681, 10142, 10318, 12447, 12663, 13266, 15213, 15477, 19362, 19899, 24894, 25326, 29043, 30426, 30887, 30954, 35497, 39798, 45639, 46431, 58086, 61774, 70994, 87129, 91278, 92661, 92862, 106491, 136917, 139293, 174258, 185322, 212982, 216209, 273834, 277983, 278586, 319473, 339757, 432418, 555966, 638946, 648627, 679514, 833949, 958419, 1019271, 1297254, 1667898, 1916838, 1945881, 2038542, 2378299, 3057813, 3891762, 4756598, 5837643, 6115626, 7134897, 9173439, 11675286, 14269794, 18346878, 21404691, 42809382, 64214073, 128428146]

約数ペア:

[(1, 128428146), (2, 64214073), (3, 42809382), (6, 21404691), (7, 18346878), (9, 14269794), (11, 11675286), (14, 9173439), (18, 7134897), (21, 6115626), (22, 5837643), (27, 4756598), (33, 3891762), (42, 3057813), (54, 2378299), (63, 2038542), (66, 1945881), (67, 1916838), (77, 1667898), (99, 1297254), (126, 1019271), (134, 958419), (154, 833949), (189, 679514), (198, 648627), (201, 638946), (231, 555966), (297, 432418), (378, 339757), (402, 319473), (461, 278586), (462, 277983), (469, 273834), (594, 216209), (603, 212982), (693, 185322), (737, 174258), (922, 139293), (938, 136917), (1206, 106491), (1383, 92862), (1386, 92661), (1407, 91278), (1474, 87129), (1809, 70994), (2079, 61774), (2211, 58086), (2766, 46431), (2814, 45639), (3227, 39798), (3618, 35497), (4149, 30954), (4158, 30887), (4221, 30426), (4422, 29043), (5071, 25326), (5159, 24894), (6454, 19899), (6633, 19362), (8298, 15477), (8442, 15213), (9681, 13266), (10142, 12663), (10318, 12447)]