18171810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 53187840

約数和(自身を除く): 35016030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 37, 45, 51, 54, 74, 85, 90, 102, 107, 111, 135, 153, 170, 185, 214, 222, 255, 270, 306, 321, 333, 370, 459, 510, 535, 555, 629, 642, 666, 765, 918, 963, 999, 1070, 1110, 1258, 1530, 1605, 1665, 1819, 1887, 1926, 1998, 2295, 2889, 3145, 3210, 3330, 3638, 3774, 3959, 4590, 4815, 4995, 5457, 5661, 5778, 6290, 7918, 9095, 9435, 9630, 9990, 10914, 11322, 11877, 14445, 16371, 16983, 18190, 18870, 19795, 23754, 27285, 28305, 28890, 32742, 33966, 35631, 39590, 49113, 54570, 56610, 59385, 67303, 71262, 81855, 84915, 98226, 106893, 118770, 134606, 163710, 169830, 178155, 201909, 213786, 245565, 336515, 356310, 403818, 491130, 534465, 605727, 673030, 1009545, 1068930, 1211454, 1817181, 2019090, 3028635, 3634362, 6057270, 9085905, 18171810]

約数ペア:

[(1, 18171810), (2, 9085905), (3, 6057270), (5, 3634362), (6, 3028635), (9, 2019090), (10, 1817181), (15, 1211454), (17, 1068930), (18, 1009545), (27, 673030), (30, 605727), (34, 534465), (37, 491130), (45, 403818), (51, 356310), (54, 336515), (74, 245565), (85, 213786), (90, 201909), (102, 178155), (107, 169830), (111, 163710), (135, 134606), (153, 118770), (170, 106893), (185, 98226), (214, 84915), (222, 81855), (255, 71262), (270, 67303), (306, 59385), (321, 56610), (333, 54570), (370, 49113), (459, 39590), (510, 35631), (535, 33966), (555, 32742), (629, 28890), (642, 28305), (666, 27285), (765, 23754), (918, 19795), (963, 18870), (999, 18190), (1070, 16983), (1110, 16371), (1258, 14445), (1530, 11877), (1605, 11322), (1665, 10914), (1819, 9990), (1887, 9630), (1926, 9435), (1998, 9095), (2295, 7918), (2889, 6290), (3145, 5778), (3210, 5661), (3330, 5457), (3638, 4995), (3774, 4815), (3959, 4590)]