18561690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 192

約数和(自身を含む): 61067520

約数和(自身を除く): 42505830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 42, 45, 46, 49, 54, 61, 63, 69, 70, 90, 98, 105, 115, 122, 126, 135, 138, 147, 161, 183, 189, 207, 210, 230, 245, 270, 294, 305, 315, 322, 345, 366, 378, 414, 427, 441, 483, 490, 549, 610, 621, 630, 690, 735, 805, 854, 882, 915, 945, 966, 1035, 1098, 1127, 1242, 1281, 1323, 1403, 1449, 1470, 1610, 1647, 1830, 1890, 2070, 2135, 2205, 2254, 2415, 2562, 2646, 2745, 2806, 2898, 2989, 3105, 3294, 3381, 3843, 4209, 4270, 4347, 4410, 4830, 5490, 5635, 5978, 6210, 6405, 6615, 6762, 7015, 7245, 7686, 8235, 8418, 8694, 8967, 9821, 10143, 11270, 11529, 12627, 12810, 13230, 14030, 14490, 14945, 16470, 16905, 17934, 19215, 19642, 20286, 21045, 21735, 23058, 25254, 26901, 29463, 29890, 30429, 33810, 37881, 38430, 42090, 43470, 44835, 49105, 50715, 53802, 57645, 58926, 60858, 63135, 68747, 75762, 80703, 88389, 89670, 98210, 101430, 115290, 126270, 134505, 137494, 147315, 152145, 161406, 176778, 189405, 206241, 265167, 269010, 294630, 304290, 343735, 378810, 403515, 412482, 441945, 530334, 618723, 687470, 807030, 883890, 1031205, 1237446, 1325835, 1856169, 2062410, 2651670, 3093615, 3712338, 6187230, 9280845, 18561690]

約数ペア:

[(1, 18561690), (2, 9280845), (3, 6187230), (5, 3712338), (6, 3093615), (7, 2651670), (9, 2062410), (10, 1856169), (14, 1325835), (15, 1237446), (18, 1031205), (21, 883890), (23, 807030), (27, 687470), (30, 618723), (35, 530334), (42, 441945), (45, 412482), (46, 403515), (49, 378810), (54, 343735), (61, 304290), (63, 294630), (69, 269010), (70, 265167), (90, 206241), (98, 189405), (105, 176778), (115, 161406), (122, 152145), (126, 147315), (135, 137494), (138, 134505), (147, 126270), (161, 115290), (183, 101430), (189, 98210), (207, 89670), (210, 88389), (230, 80703), (245, 75762), (270, 68747), (294, 63135), (305, 60858), (315, 58926), (322, 57645), (345, 53802), (366, 50715), (378, 49105), (414, 44835), (427, 43470), (441, 42090), (483, 38430), (490, 37881), (549, 33810), (610, 30429), (621, 29890), (630, 29463), (690, 26901), (735, 25254), (805, 23058), (854, 21735), (882, 21045), (915, 20286), (945, 19642), (966, 19215), (1035, 17934), (1098, 16905), (1127, 16470), (1242, 14945), (1281, 14490), (1323, 14030), (1403, 13230), (1449, 12810), (1470, 12627), (1610, 11529), (1647, 11270), (1830, 10143), (1890, 9821), (2070, 8967), (2135, 8694), (2205, 8418), (2254, 8235), (2415, 7686), (2562, 7245), (2646, 7015), (2745, 6762), (2806, 6615), (2898, 6405), (2989, 6210), (3105, 5978), (3294, 5635), (3381, 5490), (3843, 4830), (4209, 4410), (4270, 4347)]