81772920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227147}}^1$

素因数の和:227164

約数の個数: 48

約数和(自身を含む): 265763160

約数和(自身を除く): 183990240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 227147, 454294, 681441, 908588, 1135735, 1362882, 1817176, 2044323, 2271470, 2725764, 3407205, 4088646, 4542940, 5451528, 6814410, 8177292, 9085880, 10221615, 13628820, 16354584, 20443230, 27257640, 40886460, 81772920]

約数ペア:

[(1, 81772920), (2, 40886460), (3, 27257640), (4, 20443230), (5, 16354584), (6, 13628820), (8, 10221615), (9, 9085880), (10, 8177292), (12, 6814410), (15, 5451528), (18, 4542940), (20, 4088646), (24, 3407205), (30, 2725764), (36, 2271470), (40, 2044323), (45, 1817176), (60, 1362882), (72, 1135735), (90, 908588), (120, 681441), (180, 454294), (360, 227147)]