295508720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1907}}^1$

素因数の和:2082

約数の個数: 80

約数和(自身を含む): 745264800

約数和(自身を除く): 449756080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 208, 260, 298, 520, 596, 745, 1040, 1192, 1490, 1907, 1937, 2384, 2980, 3814, 3874, 5960, 7628, 7748, 9535, 9685, 11920, 15256, 15496, 19070, 19370, 24791, 30512, 30992, 38140, 38740, 49582, 76280, 77480, 99164, 123955, 152560, 154960, 198328, 247910, 284143, 396656, 495820, 568286, 991640, 1136572, 1420715, 1983280, 2273144, 2841430, 3693859, 4546288, 5682860, 7387718, 11365720, 14775436, 18469295, 22731440, 29550872, 36938590, 59101744, 73877180, 147754360, 295508720]

約数ペア:

[(1, 295508720), (2, 147754360), (4, 73877180), (5, 59101744), (8, 36938590), (10, 29550872), (13, 22731440), (16, 18469295), (20, 14775436), (26, 11365720), (40, 7387718), (52, 5682860), (65, 4546288), (80, 3693859), (104, 2841430), (130, 2273144), (149, 1983280), (208, 1420715), (260, 1136572), (298, 991640), (520, 568286), (596, 495820), (745, 396656), (1040, 284143), (1192, 247910), (1490, 198328), (1907, 154960), (1937, 152560), (2384, 123955), (2980, 99164), (3814, 77480), (3874, 76280), (5960, 49582), (7628, 38740), (7748, 38140), (9535, 30992), (9685, 30512), (11920, 24791), (15256, 19370), (15496, 19070)]