219151360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1861}}^1$

素因数の和:1909

約数の個数: 88

約数和(自身を含む): 548858016

約数和(自身を除く): 329706656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1024, 1280, 1472, 1840, 1861, 2560, 2944, 3680, 3722, 5120, 5888, 7360, 7444, 9305, 11776, 14720, 14888, 18610, 23552, 29440, 29776, 37220, 42803, 58880, 59552, 74440, 85606, 117760, 119104, 148880, 171212, 214015, 238208, 297760, 342424, 428030, 476416, 595520, 684848, 856060, 952832, 1191040, 1369696, 1712120, 1905664, 2382080, 2739392, 3424240, 4764160, 5478784, 6848480, 9528320, 10957568, 13696960, 21915136, 27393920, 43830272, 54787840, 109575680, 219151360]

約数ペア:

[(1, 219151360), (2, 109575680), (4, 54787840), (5, 43830272), (8, 27393920), (10, 21915136), (16, 13696960), (20, 10957568), (23, 9528320), (32, 6848480), (40, 5478784), (46, 4764160), (64, 3424240), (80, 2739392), (92, 2382080), (115, 1905664), (128, 1712120), (160, 1369696), (184, 1191040), (230, 952832), (256, 856060), (320, 684848), (368, 595520), (460, 476416), (512, 428030), (640, 342424), (736, 297760), (920, 238208), (1024, 214015), (1280, 171212), (1472, 148880), (1840, 119104), (1861, 117760), (2560, 85606), (2944, 74440), (3680, 59552), (3722, 58880), (5120, 42803), (5888, 37220), (7360, 29776), (7444, 29440), (9305, 23552), (11776, 18610), (14720, 14888)]