68747520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17903}}^1$

素因数の和:17927

約数の個数: 72

約数和(自身を含む): 219574656

約数和(自身を除く): 150827136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 17903, 35806, 53709, 71612, 89515, 107418, 143224, 179030, 214836, 268545, 286448, 358060, 429672, 537090, 572896, 716120, 859344, 1074180, 1145792, 1432240, 1718688, 2148360, 2291584, 2864480, 3437376, 4296720, 4583168, 5728960, 6874752, 8593440, 11457920, 13749504, 17186880, 22915840, 34373760, 68747520]

約数ペア:

[(1, 68747520), (2, 34373760), (3, 22915840), (4, 17186880), (5, 13749504), (6, 11457920), (8, 8593440), (10, 6874752), (12, 5728960), (15, 4583168), (16, 4296720), (20, 3437376), (24, 2864480), (30, 2291584), (32, 2148360), (40, 1718688), (48, 1432240), (60, 1145792), (64, 1074180), (80, 859344), (96, 716120), (120, 572896), (128, 537090), (160, 429672), (192, 358060), (240, 286448), (256, 268545), (320, 214836), (384, 179030), (480, 143224), (640, 107418), (768, 89515), (960, 71612), (1280, 53709), (1920, 35806), (3840, 17903)]