74219920

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 178792128

約数和(自身を除く): 104572208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 67, 80, 122, 134, 227, 244, 268, 305, 335, 454, 488, 536, 610, 670, 908, 976, 1072, 1135, 1220, 1340, 1816, 2270, 2440, 2680, 3632, 4087, 4540, 4880, 5360, 8174, 9080, 13847, 15209, 16348, 18160, 20435, 27694, 30418, 32696, 40870, 55388, 60836, 65392, 69235, 76045, 81740, 110776, 121672, 138470, 152090, 163480, 221552, 243344, 276940, 304180, 326960, 553880, 608360, 927749, 1107760, 1216720, 1855498, 3710996, 4638745, 7421992, 9277490, 14843984, 18554980, 37109960, 74219920]

約数ペア:

[(1, 74219920), (2, 37109960), (4, 18554980), (5, 14843984), (8, 9277490), (10, 7421992), (16, 4638745), (20, 3710996), (40, 1855498), (61, 1216720), (67, 1107760), (80, 927749), (122, 608360), (134, 553880), (227, 326960), (244, 304180), (268, 276940), (305, 243344), (335, 221552), (454, 163480), (488, 152090), (536, 138470), (610, 121672), (670, 110776), (908, 81740), (976, 76045), (1072, 69235), (1135, 65392), (1220, 60836), (1340, 55388), (1816, 40870), (2270, 32696), (2440, 30418), (2680, 27694), (3632, 20435), (4087, 18160), (4540, 16348), (4880, 15209), (5360, 13847), (8174, 9080)]