56915440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 137000160

約数和(自身を除く): 80084720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 107, 109, 122, 214, 218, 244, 305, 428, 436, 488, 535, 545, 610, 856, 872, 976, 1070, 1090, 1220, 1712, 1744, 2140, 2180, 2440, 4280, 4360, 4880, 6527, 6649, 8560, 8720, 11663, 13054, 13298, 23326, 26108, 26596, 32635, 33245, 46652, 52216, 53192, 58315, 65270, 66490, 93304, 104432, 106384, 116630, 130540, 132980, 186608, 233260, 261080, 265960, 466520, 522160, 531920, 711443, 933040, 1422886, 2845772, 3557215, 5691544, 7114430, 11383088, 14228860, 28457720, 56915440]

約数ペア:

[(1, 56915440), (2, 28457720), (4, 14228860), (5, 11383088), (8, 7114430), (10, 5691544), (16, 3557215), (20, 2845772), (40, 1422886), (61, 933040), (80, 711443), (107, 531920), (109, 522160), (122, 466520), (214, 265960), (218, 261080), (244, 233260), (305, 186608), (428, 132980), (436, 130540), (488, 116630), (535, 106384), (545, 104432), (610, 93304), (856, 66490), (872, 65270), (976, 58315), (1070, 53192), (1090, 52216), (1220, 46652), (1712, 33245), (1744, 32635), (2140, 26596), (2180, 26108), (2440, 23326), (4280, 13298), (4360, 13054), (4880, 11663), (6527, 8720), (6649, 8560)]