218408320

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26251}}^1$

素因数の和:26283

約数の個数: 64

約数和(自身を含む): 562317840

約数和(自身を除く): 343909520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 26251, 52502, 105004, 131255, 210008, 262510, 341263, 420016, 525020, 682526, 840032, 1050040, 1365052, 1680064, 1706315, 2100080, 2730104, 3360128, 3412630, 4200160, 5460208, 6825260, 8400320, 10920416, 13650520, 16800640, 21840832, 27301040, 43681664, 54602080, 109204160, 218408320]

約数ペア:

[(1, 218408320), (2, 109204160), (4, 54602080), (5, 43681664), (8, 27301040), (10, 21840832), (13, 16800640), (16, 13650520), (20, 10920416), (26, 8400320), (32, 6825260), (40, 5460208), (52, 4200160), (64, 3412630), (65, 3360128), (80, 2730104), (104, 2100080), (128, 1706315), (130, 1680064), (160, 1365052), (208, 1050040), (260, 840032), (320, 682526), (416, 525020), (520, 420016), (640, 341263), (832, 262510), (1040, 210008), (1664, 131255), (2080, 105004), (4160, 52502), (8320, 26251)]