137980640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{353}}^1$

素因数の和:724

約数の個数: 96

約数和(自身を含む): 374673600

約数和(自身を除く): 236692960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 349, 353, 560, 698, 706, 1120, 1396, 1412, 1745, 1765, 2443, 2471, 2792, 2824, 3490, 3530, 4886, 4942, 5584, 5648, 6980, 7060, 9772, 9884, 11168, 11296, 12215, 12355, 13960, 14120, 19544, 19768, 24430, 24710, 27920, 28240, 39088, 39536, 48860, 49420, 55840, 56480, 78176, 79072, 97720, 98840, 123197, 195440, 197680, 246394, 390880, 395360, 492788, 615985, 862379, 985576, 1231970, 1724758, 1971152, 2463940, 3449516, 3942304, 4311895, 4927880, 6899032, 8623790, 9855760, 13798064, 17247580, 19711520, 27596128, 34495160, 68990320, 137980640]

約数ペア:

[(1, 137980640), (2, 68990320), (4, 34495160), (5, 27596128), (7, 19711520), (8, 17247580), (10, 13798064), (14, 9855760), (16, 8623790), (20, 6899032), (28, 4927880), (32, 4311895), (35, 3942304), (40, 3449516), (56, 2463940), (70, 1971152), (80, 1724758), (112, 1231970), (140, 985576), (160, 862379), (224, 615985), (280, 492788), (349, 395360), (353, 390880), (560, 246394), (698, 197680), (706, 195440), (1120, 123197), (1396, 98840), (1412, 97720), (1745, 79072), (1765, 78176), (2443, 56480), (2471, 55840), (2792, 49420), (2824, 48860), (3490, 39536), (3530, 39088), (4886, 28240), (4942, 27920), (5584, 24710), (5648, 24430), (6980, 19768), (7060, 19544), (9772, 14120), (9884, 13960), (11168, 12355), (11296, 12215)]