123137440

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2861}}^1$

素因数の和:3145

約数の個数: 48

約数和(自身を含む): 292095720

約数和(自身を除く): 168958280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 538, 1076, 1345, 2152, 2690, 2861, 4304, 5380, 5722, 8608, 10760, 11444, 14305, 21520, 22888, 28610, 43040, 45776, 57220, 91552, 114440, 228880, 457760, 769609, 1539218, 3078436, 3848045, 6156872, 7696090, 12313744, 15392180, 24627488, 30784360, 61568720, 123137440]

約数ペア:

[(1, 123137440), (2, 61568720), (4, 30784360), (5, 24627488), (8, 15392180), (10, 12313744), (16, 7696090), (20, 6156872), (32, 3848045), (40, 3078436), (80, 1539218), (160, 769609), (269, 457760), (538, 228880), (1076, 114440), (1345, 91552), (2152, 57220), (2690, 45776), (2861, 43040), (4304, 28610), (5380, 22888), (5722, 21520), (8608, 14305), (10760, 11444)]