73971352

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 186278400

約数和(自身を除く): 112307048

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 43, 52, 56, 68, 86, 91, 104, 119, 136, 139, 172, 182, 221, 238, 278, 301, 344, 364, 442, 476, 556, 559, 602, 728, 731, 884, 952, 973, 1112, 1118, 1204, 1462, 1547, 1768, 1807, 1946, 2236, 2363, 2408, 2924, 3094, 3614, 3892, 3913, 4472, 4726, 5117, 5848, 5977, 6188, 7228, 7784, 7826, 9452, 9503, 10234, 11954, 12376, 12649, 14456, 15652, 16541, 18904, 19006, 20468, 23908, 25298, 30719, 31304, 33082, 38012, 40936, 41839, 47816, 50596, 61438, 66164, 66521, 76024, 77701, 83678, 101192, 101609, 122876, 132328, 133042, 155402, 167356, 203218, 215033, 245752, 266084, 310804, 334712, 406436, 430066, 532168, 543907, 621608, 711263, 812872, 860132, 1087814, 1320917, 1422526, 1720264, 2175628, 2641834, 2845052, 4351256, 5283668, 5690104, 9246419, 10567336, 18492838, 36985676, 73971352]

約数ペア:

[(1, 73971352), (2, 36985676), (4, 18492838), (7, 10567336), (8, 9246419), (13, 5690104), (14, 5283668), (17, 4351256), (26, 2845052), (28, 2641834), (34, 2175628), (43, 1720264), (52, 1422526), (56, 1320917), (68, 1087814), (86, 860132), (91, 812872), (104, 711263), (119, 621608), (136, 543907), (139, 532168), (172, 430066), (182, 406436), (221, 334712), (238, 310804), (278, 266084), (301, 245752), (344, 215033), (364, 203218), (442, 167356), (476, 155402), (556, 133042), (559, 132328), (602, 122876), (728, 101609), (731, 101192), (884, 83678), (952, 77701), (973, 76024), (1112, 66521), (1118, 66164), (1204, 61438), (1462, 50596), (1547, 47816), (1768, 41839), (1807, 40936), (1946, 38012), (2236, 33082), (2363, 31304), (2408, 30719), (2924, 25298), (3094, 23908), (3614, 20468), (3892, 19006), (3913, 18904), (4472, 16541), (4726, 15652), (5117, 14456), (5848, 12649), (5977, 12376), (6188, 11954), (7228, 10234), (7784, 9503), (7826, 9452)]