80851920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2459}}^1$

素因数の和:2612

約数の個数: 80

約数和(自身を含む): 252573120

約数和(自身を除く): 171721200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2459, 2740, 3288, 4110, 4918, 5480, 6576, 7377, 8220, 9836, 10960, 12295, 14754, 16440, 19672, 24590, 29508, 32880, 36885, 39344, 49180, 59016, 73770, 98360, 118032, 147540, 196720, 295080, 336883, 590160, 673766, 1010649, 1347532, 1684415, 2021298, 2695064, 3368830, 4042596, 5053245, 5390128, 6737660, 8085192, 10106490, 13475320, 16170384, 20212980, 26950640, 40425960, 80851920]

約数ペア:

[(1, 80851920), (2, 40425960), (3, 26950640), (4, 20212980), (5, 16170384), (6, 13475320), (8, 10106490), (10, 8085192), (12, 6737660), (15, 5390128), (16, 5053245), (20, 4042596), (24, 3368830), (30, 2695064), (40, 2021298), (48, 1684415), (60, 1347532), (80, 1010649), (120, 673766), (137, 590160), (240, 336883), (274, 295080), (411, 196720), (548, 147540), (685, 118032), (822, 98360), (1096, 73770), (1370, 59016), (1644, 49180), (2055, 39344), (2192, 36885), (2459, 32880), (2740, 29508), (3288, 24590), (4110, 19672), (4918, 16440), (5480, 14754), (6576, 12295), (7377, 10960), (8220, 9836)]