245616705

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 472190400

約数和(自身を除く): 226573695

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 59, 81, 95, 135, 171, 177, 285, 295, 405, 513, 531, 541, 855, 885, 1121, 1539, 1593, 1623, 2565, 2655, 2705, 3363, 4779, 4869, 5605, 7695, 7965, 8115, 10089, 10279, 14607, 16815, 23895, 24345, 30267, 30837, 31919, 43821, 50445, 51395, 73035, 90801, 92511, 95757, 151335, 154185, 159595, 219105, 277533, 287271, 454005, 462555, 478785, 606461, 832599, 861813, 1387665, 1436355, 1819383, 2585439, 3032305, 4162995, 4309065, 5458149, 9096915, 12927195, 16374447, 27290745, 49123341, 81872235, 245616705]

約数ペア:

[(1, 245616705), (3, 81872235), (5, 49123341), (9, 27290745), (15, 16374447), (19, 12927195), (27, 9096915), (45, 5458149), (57, 4309065), (59, 4162995), (81, 3032305), (95, 2585439), (135, 1819383), (171, 1436355), (177, 1387665), (285, 861813), (295, 832599), (405, 606461), (513, 478785), (531, 462555), (541, 454005), (855, 287271), (885, 277533), (1121, 219105), (1539, 159595), (1593, 154185), (1623, 151335), (2565, 95757), (2655, 92511), (2705, 90801), (3363, 73035), (4779, 51395), (4869, 50445), (5605, 43821), (7695, 31919), (7965, 30837), (8115, 30267), (10089, 24345), (10279, 23895), (14607, 16815)]