30371588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 63541632

約数和(自身を除く): 33170044

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 47, 52, 68, 86, 94, 172, 188, 221, 289, 442, 559, 578, 611, 731, 799, 884, 1118, 1156, 1222, 1462, 1598, 2021, 2236, 2444, 2924, 3196, 3757, 4042, 7514, 8084, 9503, 10387, 12427, 13583, 15028, 19006, 20774, 24854, 26273, 27166, 34357, 38012, 41548, 49708, 52546, 54332, 68714, 105092, 137428, 161551, 176579, 323102, 353158, 446641, 584069, 646204, 706316, 893282, 1168138, 1786564, 2336276, 7592897, 15185794, 30371588]

約数ペア:

[(1, 30371588), (2, 15185794), (4, 7592897), (13, 2336276), (17, 1786564), (26, 1168138), (34, 893282), (43, 706316), (47, 646204), (52, 584069), (68, 446641), (86, 353158), (94, 323102), (172, 176579), (188, 161551), (221, 137428), (289, 105092), (442, 68714), (559, 54332), (578, 52546), (611, 49708), (731, 41548), (799, 38012), (884, 34357), (1118, 27166), (1156, 26273), (1222, 24854), (1462, 20774), (1598, 19006), (2021, 15028), (2236, 13583), (2444, 12427), (2924, 10387), (3196, 9503), (3757, 8084), (4042, 7514)]