66986240

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:967

約数の個数: 72

約数和(自身を含む): 163356480

約数和(自身を除く): 96370240

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, 887, 944, 1180, 1280, 1774, 1888, 2360, 3548, 3776, 4435, 4720, 7096, 7552, 8870, 9440, 14192, 15104, 17740, 18880, 28384, 35480, 37760, 52333, 56768, 70960, 75520, 104666, 113536, 141920, 209332, 227072, 261665, 283840, 418664, 523330, 567680, 837328, 1046660, 1135360, 1674656, 2093320, 3349312, 4186640, 6698624, 8373280, 13397248, 16746560, 33493120, 66986240]

約数ペア:

[(1, 66986240), (2, 33493120), (4, 16746560), (5, 13397248), (8, 8373280), (10, 6698624), (16, 4186640), (20, 3349312), (32, 2093320), (40, 1674656), (59, 1135360), (64, 1046660), (80, 837328), (118, 567680), (128, 523330), (160, 418664), (236, 283840), (256, 261665), (295, 227072), (320, 209332), (472, 141920), (590, 113536), (640, 104666), (887, 75520), (944, 70960), (1180, 56768), (1280, 52333), (1774, 37760), (1888, 35480), (2360, 28384), (3548, 18880), (3776, 17740), (4435, 15104), (4720, 14192), (7096, 9440), (7552, 8870)]