30681882

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 87367680

約数和(自身を除く): 56685798

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 47, 54, 63, 66, 77, 94, 99, 126, 141, 154, 157, 189, 198, 231, 282, 297, 314, 329, 378, 423, 462, 471, 517, 594, 658, 693, 846, 942, 987, 1034, 1099, 1269, 1386, 1413, 1551, 1727, 1974, 2079, 2198, 2538, 2826, 2961, 3102, 3297, 3454, 3619, 4158, 4239, 4653, 5181, 5922, 6594, 7238, 7379, 8478, 8883, 9306, 9891, 10362, 10857, 12089, 13959, 14758, 15543, 17766, 19782, 21714, 22137, 24178, 27918, 29673, 31086, 32571, 36267, 44274, 46629, 51653, 59346, 65142, 66411, 72534, 81169, 93258, 97713, 103306, 108801, 132822, 154959, 162338, 195426, 199233, 217602, 243507, 309918, 326403, 398466, 464877, 487014, 568183, 652806, 730521, 929754, 1136366, 1394631, 1461042, 1704549, 2191563, 2789262, 3409098, 4383126, 5113647, 10227294, 15340941, 30681882]

約数ペア:

[(1, 30681882), (2, 15340941), (3, 10227294), (6, 5113647), (7, 4383126), (9, 3409098), (11, 2789262), (14, 2191563), (18, 1704549), (21, 1461042), (22, 1394631), (27, 1136366), (33, 929754), (42, 730521), (47, 652806), (54, 568183), (63, 487014), (66, 464877), (77, 398466), (94, 326403), (99, 309918), (126, 243507), (141, 217602), (154, 199233), (157, 195426), (189, 162338), (198, 154959), (231, 132822), (282, 108801), (297, 103306), (314, 97713), (329, 93258), (378, 81169), (423, 72534), (462, 66411), (471, 65142), (517, 59346), (594, 51653), (658, 46629), (693, 44274), (846, 36267), (942, 32571), (987, 31086), (1034, 29673), (1099, 27918), (1269, 24178), (1386, 22137), (1413, 21714), (1551, 19782), (1727, 17766), (1974, 15543), (2079, 14758), (2198, 13959), (2538, 12089), (2826, 10857), (2961, 10362), (3102, 9891), (3297, 9306), (3454, 8883), (3619, 8478), (4158, 7379), (4239, 7238), (4653, 6594), (5181, 5922)]