154579140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3851}}^1$

素因数の和:4089

約数の個数: 72

約数和(自身を含む): 471115008

約数和(自身を除く): 316535868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 3851, 4014, 4460, 6690, 7702, 8028, 10035, 11553, 13380, 15404, 19255, 20070, 23106, 34659, 38510, 40140, 46212, 57765, 69318, 77020, 115530, 138636, 173295, 231060, 346590, 693180, 858773, 1717546, 2576319, 3435092, 4293865, 5152638, 7728957, 8587730, 10305276, 12881595, 15457914, 17175460, 25763190, 30915828, 38644785, 51526380, 77289570, 154579140]

約数ペア:

[(1, 154579140), (2, 77289570), (3, 51526380), (4, 38644785), (5, 30915828), (6, 25763190), (9, 17175460), (10, 15457914), (12, 12881595), (15, 10305276), (18, 8587730), (20, 7728957), (30, 5152638), (36, 4293865), (45, 3435092), (60, 2576319), (90, 1717546), (180, 858773), (223, 693180), (446, 346590), (669, 231060), (892, 173295), (1115, 138636), (1338, 115530), (2007, 77020), (2230, 69318), (2676, 57765), (3345, 46212), (3851, 40140), (4014, 38510), (4460, 34659), (6690, 23106), (7702, 20070), (8028, 19255), (10035, 15404), (11553, 13380)]