71728644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 201215168

約数和(自身を除く): 129486524

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 37, 39, 43, 51, 52, 68, 74, 78, 86, 102, 111, 129, 148, 156, 172, 204, 221, 222, 258, 289, 442, 444, 481, 516, 559, 578, 629, 663, 731, 867, 884, 962, 1118, 1156, 1258, 1326, 1443, 1462, 1591, 1677, 1734, 1887, 1924, 2193, 2236, 2516, 2652, 2886, 2924, 3182, 3354, 3468, 3757, 3774, 4386, 4773, 5772, 6364, 6708, 7514, 7548, 8177, 8772, 9503, 9546, 10693, 11271, 12427, 15028, 16354, 19006, 19092, 20683, 21386, 22542, 24531, 24854, 27047, 28509, 32079, 32708, 37281, 38012, 41366, 42772, 45084, 49062, 49708, 54094, 57018, 62049, 64158, 74562, 81141, 82732, 98124, 108188, 114036, 124098, 128316, 139009, 149124, 161551, 162282, 248196, 278018, 323102, 324564, 351611, 417027, 459799, 484653, 556036, 646204, 703222, 834054, 919598, 969306, 1054833, 1379397, 1406444, 1668108, 1839196, 1938612, 2109666, 2758794, 4219332, 5517588, 5977387, 11954774, 17932161, 23909548, 35864322, 71728644]

約数ペア:

[(1, 71728644), (2, 35864322), (3, 23909548), (4, 17932161), (6, 11954774), (12, 5977387), (13, 5517588), (17, 4219332), (26, 2758794), (34, 2109666), (37, 1938612), (39, 1839196), (43, 1668108), (51, 1406444), (52, 1379397), (68, 1054833), (74, 969306), (78, 919598), (86, 834054), (102, 703222), (111, 646204), (129, 556036), (148, 484653), (156, 459799), (172, 417027), (204, 351611), (221, 324564), (222, 323102), (258, 278018), (289, 248196), (442, 162282), (444, 161551), (481, 149124), (516, 139009), (559, 128316), (578, 124098), (629, 114036), (663, 108188), (731, 98124), (867, 82732), (884, 81141), (962, 74562), (1118, 64158), (1156, 62049), (1258, 57018), (1326, 54094), (1443, 49708), (1462, 49062), (1591, 45084), (1677, 42772), (1734, 41366), (1887, 38012), (1924, 37281), (2193, 32708), (2236, 32079), (2516, 28509), (2652, 27047), (2886, 24854), (2924, 24531), (3182, 22542), (3354, 21386), (3468, 20683), (3757, 19092), (3774, 19006), (4386, 16354), (4773, 15028), (5772, 12427), (6364, 11271), (6708, 10693), (7514, 9546), (7548, 9503), (8177, 8772)]