20160342855

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:518

約数の個数: 128

約数和(自身を含む): 37385072640

約数和(自身を除く): 17224729785

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 101, 135, 141, 163, 193, 235, 303, 423, 489, 505, 579, 705, 815, 909, 965, 1269, 1467, 1515, 1737, 2115, 2445, 2727, 2895, 4401, 4545, 4747, 5211, 6345, 7335, 7661, 8685, 9071, 13635, 14241, 16463, 19493, 22005, 22983, 23735, 26055, 27213, 31459, 38305, 42723, 45355, 49389, 58479, 68949, 71205, 81639, 82315, 94377, 97465, 114915, 128169, 136065, 148167, 157295, 175437, 206847, 213615, 244917, 246945, 283131, 292395, 344745, 408195, 444501, 471885, 526311, 640845, 740835, 773761, 849393, 877185, 916171, 1034235, 1224585, 1415655, 1478573, 2222505, 2321283, 2631555, 2748513, 3177359, 3868805, 4246965, 4435719, 4580855, 6963849, 7392865, 8245539, 9532077, 11606415, 13307157, 13742565, 15886795, 20891547, 22178595, 24736617, 28596231, 34819245, 39921471, 41227695, 47660385, 66535785, 85788693, 104457735, 123683085, 142981155, 149335873, 199607355, 428943465, 448007619, 746679365, 1344022857, 2240038095, 4032068571, 6720114285, 20160342855]

約数ペア:

[(1, 20160342855), (3, 6720114285), (5, 4032068571), (9, 2240038095), (15, 1344022857), (27, 746679365), (45, 448007619), (47, 428943465), (101, 199607355), (135, 149335873), (141, 142981155), (163, 123683085), (193, 104457735), (235, 85788693), (303, 66535785), (423, 47660385), (489, 41227695), (505, 39921471), (579, 34819245), (705, 28596231), (815, 24736617), (909, 22178595), (965, 20891547), (1269, 15886795), (1467, 13742565), (1515, 13307157), (1737, 11606415), (2115, 9532077), (2445, 8245539), (2727, 7392865), (2895, 6963849), (4401, 4580855), (4545, 4435719), (4747, 4246965), (5211, 3868805), (6345, 3177359), (7335, 2748513), (7661, 2631555), (8685, 2321283), (9071, 2222505), (13635, 1478573), (14241, 1415655), (16463, 1224585), (19493, 1034235), (22005, 916171), (22983, 877185), (23735, 849393), (26055, 773761), (27213, 740835), (31459, 640845), (38305, 526311), (42723, 471885), (45355, 444501), (49389, 408195), (58479, 344745), (68949, 292395), (71205, 283131), (81639, 246945), (82315, 244917), (94377, 213615), (97465, 206847), (114915, 175437), (128169, 157295), (136065, 148167)]