1570480720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9479}}^1$

素因数の和:9620

約数の個数: 80

約数和(自身を含む): 3879216000

約数和(自身を除く): 2308735280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 152, 190, 218, 304, 380, 436, 545, 760, 872, 1090, 1520, 1744, 2071, 2180, 4142, 4360, 8284, 8720, 9479, 10355, 16568, 18958, 20710, 33136, 37916, 41420, 47395, 75832, 82840, 94790, 151664, 165680, 180101, 189580, 360202, 379160, 720404, 758320, 900505, 1033211, 1440808, 1801010, 2066422, 2881616, 3602020, 4132844, 5166055, 7204040, 8265688, 10332110, 14408080, 16531376, 19631009, 20664220, 39262018, 41328440, 78524036, 82656880, 98155045, 157048072, 196310090, 314096144, 392620180, 785240360, 1570480720]

約数ペア:

[(1, 1570480720), (2, 785240360), (4, 392620180), (5, 314096144), (8, 196310090), (10, 157048072), (16, 98155045), (19, 82656880), (20, 78524036), (38, 41328440), (40, 39262018), (76, 20664220), (80, 19631009), (95, 16531376), (109, 14408080), (152, 10332110), (190, 8265688), (218, 7204040), (304, 5166055), (380, 4132844), (436, 3602020), (545, 2881616), (760, 2066422), (872, 1801010), (1090, 1440808), (1520, 1033211), (1744, 900505), (2071, 758320), (2180, 720404), (4142, 379160), (4360, 360202), (8284, 189580), (8720, 180101), (9479, 165680), (10355, 151664), (16568, 94790), (18958, 82840), (20710, 75832), (33136, 47395), (37916, 41420)]