79771920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{877}}^1$

素因数の和:1272

約数の個数: 80

約数和(自身を含む): 248228160

約数和(自身を除く): 168456240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 379, 758, 877, 1137, 1516, 1754, 1895, 2274, 2631, 3032, 3508, 3790, 4385, 4548, 5262, 5685, 6064, 7016, 7580, 8770, 9096, 10524, 11370, 13155, 14032, 15160, 17540, 18192, 21048, 22740, 26310, 30320, 35080, 42096, 45480, 52620, 70160, 90960, 105240, 210480, 332383, 664766, 997149, 1329532, 1661915, 1994298, 2659064, 3323830, 3988596, 4985745, 5318128, 6647660, 7977192, 9971490, 13295320, 15954384, 19942980, 26590640, 39885960, 79771920]

約数ペア:

[(1, 79771920), (2, 39885960), (3, 26590640), (4, 19942980), (5, 15954384), (6, 13295320), (8, 9971490), (10, 7977192), (12, 6647660), (15, 5318128), (16, 4985745), (20, 3988596), (24, 3323830), (30, 2659064), (40, 1994298), (48, 1661915), (60, 1329532), (80, 997149), (120, 664766), (240, 332383), (379, 210480), (758, 105240), (877, 90960), (1137, 70160), (1516, 52620), (1754, 45480), (1895, 42096), (2274, 35080), (2631, 30320), (3032, 26310), (3508, 22740), (3790, 21048), (4385, 18192), (4548, 17540), (5262, 15160), (5685, 14032), (6064, 13155), (7016, 11370), (7580, 10524), (8770, 9096)]