30741525

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 64817280

約数和(自身を除く): 34075755

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 27, 45, 47, 51, 57, 75, 81, 85, 95, 135, 141, 153, 171, 225, 235, 255, 285, 323, 405, 423, 425, 459, 475, 513, 675, 705, 765, 799, 855, 893, 969, 1175, 1269, 1275, 1377, 1425, 1539, 1615, 2025, 2115, 2295, 2397, 2565, 2679, 2907, 3525, 3807, 3825, 3995, 4275, 4465, 4845, 6345, 6885, 7191, 7695, 8037, 8075, 8721, 10575, 11475, 11985, 12825, 13395, 14535, 15181, 19035, 19975, 21573, 22325, 24111, 24225, 26163, 31725, 34425, 35955, 38475, 40185, 43605, 45543, 59925, 64719, 66975, 72333, 72675, 75905, 95175, 107865, 120555, 130815, 136629, 179775, 200925, 218025, 227715, 323595, 361665, 379525, 409887, 539325, 602775, 654075, 683145, 1138575, 1229661, 1617975, 1808325, 2049435, 3415725, 6148305, 10247175, 30741525]

約数ペア:

[(1, 30741525), (3, 10247175), (5, 6148305), (9, 3415725), (15, 2049435), (17, 1808325), (19, 1617975), (25, 1229661), (27, 1138575), (45, 683145), (47, 654075), (51, 602775), (57, 539325), (75, 409887), (81, 379525), (85, 361665), (95, 323595), (135, 227715), (141, 218025), (153, 200925), (171, 179775), (225, 136629), (235, 130815), (255, 120555), (285, 107865), (323, 95175), (405, 75905), (423, 72675), (425, 72333), (459, 66975), (475, 64719), (513, 59925), (675, 45543), (705, 43605), (765, 40185), (799, 38475), (855, 35955), (893, 34425), (969, 31725), (1175, 26163), (1269, 24225), (1275, 24111), (1377, 22325), (1425, 21573), (1539, 19975), (1615, 19035), (2025, 15181), (2115, 14535), (2295, 13395), (2397, 12825), (2565, 11985), (2679, 11475), (2907, 10575), (3525, 8721), (3807, 8075), (3825, 8037), (3995, 7695), (4275, 7191), (4465, 6885), (4845, 6345)]