2947987920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{89659}}^1$

素因数の和:89812

約数の個数: 80

約数和(自身を含む): 9205571520

約数和(自身を除く): 6257583600

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, 2740, 3288, 4110, 5480, 6576, 8220, 10960, 16440, 32880, 89659, 179318, 268977, 358636, 448295, 537954, 717272, 896590, 1075908, 1344885, 1434544, 1793180, 2151816, 2689770, 3586360, 4303632, 5379540, 7172720, 10759080, 12283283, 21518160, 24566566, 36849849, 49133132, 61416415, 73699698, 98266264, 122832830, 147399396, 184249245, 196532528, 245665660, 294798792, 368498490, 491331320, 589597584, 736996980, 982662640, 1473993960, 2947987920]

約数ペア:

[(1, 2947987920), (2, 1473993960), (3, 982662640), (4, 736996980), (5, 589597584), (6, 491331320), (8, 368498490), (10, 294798792), (12, 245665660), (15, 196532528), (16, 184249245), (20, 147399396), (24, 122832830), (30, 98266264), (40, 73699698), (48, 61416415), (60, 49133132), (80, 36849849), (120, 24566566), (137, 21518160), (240, 12283283), (274, 10759080), (411, 7172720), (548, 5379540), (685, 4303632), (822, 3586360), (1096, 2689770), (1370, 2151816), (1644, 1793180), (2055, 1434544), (2192, 1344885), (2740, 1075908), (3288, 896590), (4110, 717272), (5480, 537954), (6576, 448295), (8220, 358636), (10960, 268977), (16440, 179318), (32880, 89659)]