161397240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10267}}^1$

素因数の和:10412

約数の個数: 64

約数和(自身を含む): 487935360

約数和(自身を除く): 326538120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 10267, 15720, 20534, 30801, 41068, 51335, 61602, 82136, 102670, 123204, 154005, 205340, 246408, 308010, 410680, 616020, 1232040, 1344977, 2689954, 4034931, 5379908, 6724885, 8069862, 10759816, 13449770, 16139724, 20174655, 26899540, 32279448, 40349310, 53799080, 80698620, 161397240]

約数ペア:

[(1, 161397240), (2, 80698620), (3, 53799080), (4, 40349310), (5, 32279448), (6, 26899540), (8, 20174655), (10, 16139724), (12, 13449770), (15, 10759816), (20, 8069862), (24, 6724885), (30, 5379908), (40, 4034931), (60, 2689954), (120, 1344977), (131, 1232040), (262, 616020), (393, 410680), (524, 308010), (655, 246408), (786, 205340), (1048, 154005), (1310, 123204), (1572, 102670), (1965, 82136), (2620, 61602), (3144, 51335), (3930, 41068), (5240, 30801), (7860, 20534), (10267, 15720)]