31608870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 78693120

約数和(自身を除く): 47084250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 107, 129, 214, 215, 229, 258, 321, 430, 458, 535, 642, 645, 687, 1070, 1145, 1290, 1374, 1605, 2290, 3210, 3435, 4601, 6870, 9202, 9847, 13803, 19694, 23005, 24503, 27606, 29541, 46010, 49006, 49235, 59082, 69015, 73509, 98470, 122515, 138030, 147018, 147705, 245030, 295410, 367545, 735090, 1053629, 2107258, 3160887, 5268145, 6321774, 10536290, 15804435, 31608870]

約数ペア:

[(1, 31608870), (2, 15804435), (3, 10536290), (5, 6321774), (6, 5268145), (10, 3160887), (15, 2107258), (30, 1053629), (43, 735090), (86, 367545), (107, 295410), (129, 245030), (214, 147705), (215, 147018), (229, 138030), (258, 122515), (321, 98470), (430, 73509), (458, 69015), (535, 59082), (642, 49235), (645, 49006), (687, 46010), (1070, 29541), (1145, 27606), (1290, 24503), (1374, 23005), (1605, 19694), (2290, 13803), (3210, 9847), (3435, 9202), (4601, 6870)]