157972878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 433645056

約数和(自身を除く): 275672178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 23, 38, 42, 46, 57, 63, 69, 114, 126, 133, 138, 151, 161, 171, 207, 266, 302, 322, 342, 361, 399, 414, 437, 453, 483, 722, 798, 874, 906, 966, 1057, 1083, 1197, 1311, 1359, 1449, 2114, 2166, 2394, 2527, 2622, 2718, 2869, 2898, 3059, 3171, 3249, 3473, 3933, 5054, 5738, 6118, 6342, 6498, 6946, 7581, 7866, 8303, 8607, 9177, 9513, 10419, 15162, 16606, 17214, 18354, 19026, 20083, 20838, 22743, 24311, 24909, 25821, 27531, 31257, 40166, 45486, 48622, 49818, 51642, 54511, 55062, 58121, 60249, 62514, 65987, 72933, 74727, 109022, 116242, 120498, 131974, 145866, 149454, 163533, 174363, 180747, 197961, 218799, 327066, 348726, 361494, 381577, 395922, 437598, 461909, 490599, 523089, 593883, 763154, 923818, 981198, 1046178, 1144731, 1187766, 1253753, 1385727, 2289462, 2507506, 2771454, 3434193, 3761259, 4157181, 6868386, 7522518, 8314362, 8776271, 11283777, 17552542, 22567554, 26328813, 52657626, 78986439, 157972878]

約数ペア:

[(1, 157972878), (2, 78986439), (3, 52657626), (6, 26328813), (7, 22567554), (9, 17552542), (14, 11283777), (18, 8776271), (19, 8314362), (21, 7522518), (23, 6868386), (38, 4157181), (42, 3761259), (46, 3434193), (57, 2771454), (63, 2507506), (69, 2289462), (114, 1385727), (126, 1253753), (133, 1187766), (138, 1144731), (151, 1046178), (161, 981198), (171, 923818), (207, 763154), (266, 593883), (302, 523089), (322, 490599), (342, 461909), (361, 437598), (399, 395922), (414, 381577), (437, 361494), (453, 348726), (483, 327066), (722, 218799), (798, 197961), (874, 180747), (906, 174363), (966, 163533), (1057, 149454), (1083, 145866), (1197, 131974), (1311, 120498), (1359, 116242), (1449, 109022), (2114, 74727), (2166, 72933), (2394, 65987), (2527, 62514), (2622, 60249), (2718, 58121), (2869, 55062), (2898, 54511), (3059, 51642), (3171, 49818), (3249, 48622), (3473, 45486), (3933, 40166), (5054, 31257), (5738, 27531), (6118, 25821), (6342, 24909), (6498, 24311), (6946, 22743), (7581, 20838), (7866, 20083), (8303, 19026), (8607, 18354), (9177, 17214), (9513, 16606), (10419, 15162)]