1681185690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{812167}}^1$

素因数の和:812203

約数の個数: 48

約数和(自身を含む): 4561135488

約数和(自身を除く): 2879949798

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 812167, 1624334, 2436501, 4060835, 4873002, 7309503, 8121670, 12182505, 14619006, 18679841, 24365010, 36547515, 37359682, 56039523, 73095030, 93399205, 112079046, 168118569, 186798410, 280197615, 336237138, 560395230, 840592845, 1681185690]

約数ペア:

[(1, 1681185690), (2, 840592845), (3, 560395230), (5, 336237138), (6, 280197615), (9, 186798410), (10, 168118569), (15, 112079046), (18, 93399205), (23, 73095030), (30, 56039523), (45, 37359682), (46, 36547515), (69, 24365010), (90, 18679841), (115, 14619006), (138, 12182505), (207, 8121670), (230, 7309503), (345, 4873002), (414, 4060835), (690, 2436501), (1035, 1624334), (2070, 812167)]