74840320

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 182488320

約数和(自身を除く): 107648000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 472, 590, 640, 944, 991, 1180, 1280, 1888, 1982, 2360, 3776, 3964, 4720, 4955, 7552, 7928, 9440, 9910, 15104, 15856, 18880, 19820, 31712, 37760, 39640, 58469, 63424, 75520, 79280, 116938, 126848, 158560, 233876, 253696, 292345, 317120, 467752, 584690, 634240, 935504, 1169380, 1268480, 1871008, 2338760, 3742016, 4677520, 7484032, 9355040, 14968064, 18710080, 37420160, 74840320]

約数ペア:

[(1, 74840320), (2, 37420160), (4, 18710080), (5, 14968064), (8, 9355040), (10, 7484032), (16, 4677520), (20, 3742016), (32, 2338760), (40, 1871008), (59, 1268480), (64, 1169380), (80, 935504), (118, 634240), (128, 584690), (160, 467752), (236, 317120), (256, 292345), (295, 253696), (320, 233876), (472, 158560), (590, 126848), (640, 116938), (944, 79280), (991, 75520), (1180, 63424), (1280, 58469), (1888, 39640), (1982, 37760), (2360, 31712), (3776, 19820), (3964, 18880), (4720, 15856), (4955, 15104), (7552, 9910), (7928, 9440)]