320080500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{71129}}^1$

素因数の和:71154

約数の個数: 72

約数和(自身を含む): 1009761480

約数和(自身を除く): 689680980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 71129, 142258, 213387, 284516, 355645, 426774, 640161, 711290, 853548, 1066935, 1280322, 1422580, 1778225, 2133870, 2560644, 3200805, 3556450, 4267740, 5334675, 6401610, 7112900, 8891125, 10669350, 12803220, 16004025, 17782250, 21338700, 26673375, 32008050, 35564500, 53346750, 64016100, 80020125, 106693500, 160040250, 320080500]

約数ペア:

[(1, 320080500), (2, 160040250), (3, 106693500), (4, 80020125), (5, 64016100), (6, 53346750), (9, 35564500), (10, 32008050), (12, 26673375), (15, 21338700), (18, 17782250), (20, 16004025), (25, 12803220), (30, 10669350), (36, 8891125), (45, 7112900), (50, 6401610), (60, 5334675), (75, 4267740), (90, 3556450), (100, 3200805), (125, 2560644), (150, 2133870), (180, 1778225), (225, 1422580), (250, 1280322), (300, 1066935), (375, 853548), (450, 711290), (500, 640161), (750, 426774), (900, 355645), (1125, 284516), (1500, 213387), (2250, 142258), (4500, 71129)]