221687040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{57731}}^1$

素因数の和:57755

約数の個数: 72

約数和(自身を含む): 708025248

約数和(自身を除く): 486338208

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, 57731, 115462, 173193, 230924, 288655, 346386, 461848, 577310, 692772, 865965, 923696, 1154620, 1385544, 1731930, 1847392, 2309240, 2771088, 3463860, 3694784, 4618480, 5542176, 6927720, 7389568, 9236960, 11084352, 13855440, 14779136, 18473920, 22168704, 27710880, 36947840, 44337408, 55421760, 73895680, 110843520, 221687040]

約数ペア:

[(1, 221687040), (2, 110843520), (3, 73895680), (4, 55421760), (5, 44337408), (6, 36947840), (8, 27710880), (10, 22168704), (12, 18473920), (15, 14779136), (16, 13855440), (20, 11084352), (24, 9236960), (30, 7389568), (32, 6927720), (40, 5542176), (48, 4618480), (60, 3694784), (64, 3463860), (80, 2771088), (96, 2309240), (120, 1847392), (128, 1731930), (160, 1385544), (192, 1154620), (240, 923696), (256, 865965), (320, 692772), (384, 577310), (480, 461848), (640, 346386), (768, 288655), (960, 230924), (1280, 173193), (1920, 115462), (3840, 57731)]