170248280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{547}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 397716480

約数和(自身を除く): 227468200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 251, 310, 502, 547, 620, 1004, 1094, 1240, 1255, 2008, 2188, 2510, 2735, 4376, 5020, 5470, 7781, 10040, 10940, 15562, 16957, 21880, 31124, 33914, 38905, 62248, 67828, 77810, 84785, 135656, 137297, 155620, 169570, 274594, 311240, 339140, 549188, 678280, 686485, 1098376, 1372970, 2745940, 4256207, 5491880, 8512414, 17024828, 21281035, 34049656, 42562070, 85124140, 170248280]

約数ペア:

[(1, 170248280), (2, 85124140), (4, 42562070), (5, 34049656), (8, 21281035), (10, 17024828), (20, 8512414), (31, 5491880), (40, 4256207), (62, 2745940), (124, 1372970), (155, 1098376), (248, 686485), (251, 678280), (310, 549188), (502, 339140), (547, 311240), (620, 274594), (1004, 169570), (1094, 155620), (1240, 137297), (1255, 135656), (2008, 84785), (2188, 77810), (2510, 67828), (2735, 62248), (4376, 38905), (5020, 33914), (5470, 31124), (7781, 21880), (10040, 16957), (10940, 15562)]