1281386160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1779703}}^1$

素因数の和:1779722

約数の個数: 60

約数和(自身を含む): 4303324272

約数和(自身を除く): 3021938112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1779703, 3559406, 5339109, 7118812, 8898515, 10678218, 14237624, 16017327, 17797030, 21356436, 26695545, 28475248, 32034654, 35594060, 42712872, 53391090, 64069308, 71188120, 80086635, 85425744, 106782180, 128138616, 142376240, 160173270, 213564360, 256277232, 320346540, 427128720, 640693080, 1281386160]

約数ペア:

[(1, 1281386160), (2, 640693080), (3, 427128720), (4, 320346540), (5, 256277232), (6, 213564360), (8, 160173270), (9, 142376240), (10, 128138616), (12, 106782180), (15, 85425744), (16, 80086635), (18, 71188120), (20, 64069308), (24, 53391090), (30, 42712872), (36, 35594060), (40, 32034654), (45, 28475248), (48, 26695545), (60, 21356436), (72, 17797030), (80, 16017327), (90, 14237624), (120, 10678218), (144, 8898515), (180, 7118812), (240, 5339109), (360, 3559406), (720, 1779703)]