74287360

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{8291}}^1$

素因数の和:8319

約数の個数: 72

約数和(自身を含む): 203386176

約数和(自身を除く): 129098816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8291, 8960, 16582, 33164, 41455, 58037, 66328, 82910, 116074, 132656, 165820, 232148, 265312, 290185, 331640, 464296, 530624, 580370, 663280, 928592, 1061248, 1160740, 1326560, 1857184, 2122496, 2321480, 2653120, 3714368, 4642960, 5306240, 7428736, 9285920, 10612480, 14857472, 18571840, 37143680, 74287360]

約数ペア:

[(1, 74287360), (2, 37143680), (4, 18571840), (5, 14857472), (7, 10612480), (8, 9285920), (10, 7428736), (14, 5306240), (16, 4642960), (20, 3714368), (28, 2653120), (32, 2321480), (35, 2122496), (40, 1857184), (56, 1326560), (64, 1160740), (70, 1061248), (80, 928592), (112, 663280), (128, 580370), (140, 530624), (160, 464296), (224, 331640), (256, 290185), (280, 265312), (320, 232148), (448, 165820), (560, 132656), (640, 116074), (896, 82910), (1120, 66328), (1280, 58037), (1792, 41455), (2240, 33164), (4480, 16582), (8291, 8960)]