688515390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{29311}}^1$

素因数の和:29359

約数の個数: 80

約数和(自身を含む): 1915246080

約数和(自身を除く): 1226730690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 81, 87, 90, 135, 145, 162, 174, 261, 270, 290, 405, 435, 522, 783, 810, 870, 1305, 1566, 2349, 2610, 3915, 4698, 7830, 11745, 23490, 29311, 58622, 87933, 146555, 175866, 263799, 293110, 439665, 527598, 791397, 850019, 879330, 1318995, 1582794, 1700038, 2374191, 2550057, 2637990, 3956985, 4250095, 4748382, 5100114, 7650171, 7913970, 8500190, 11870955, 12750285, 15300342, 22950513, 23741910, 25500570, 38250855, 45901026, 68851539, 76501710, 114752565, 137703078, 229505130, 344257695, 688515390]

約数ペア:

[(1, 688515390), (2, 344257695), (3, 229505130), (5, 137703078), (6, 114752565), (9, 76501710), (10, 68851539), (15, 45901026), (18, 38250855), (27, 25500570), (29, 23741910), (30, 22950513), (45, 15300342), (54, 12750285), (58, 11870955), (81, 8500190), (87, 7913970), (90, 7650171), (135, 5100114), (145, 4748382), (162, 4250095), (174, 3956985), (261, 2637990), (270, 2550057), (290, 2374191), (405, 1700038), (435, 1582794), (522, 1318995), (783, 879330), (810, 850019), (870, 791397), (1305, 527598), (1566, 439665), (2349, 293110), (2610, 263799), (3915, 175866), (4698, 146555), (7830, 87933), (11745, 58622), (23490, 29311)]