1715331720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1\times {\mathrm{821}}^1$

素因数の和:1615

約数の個数: 128

約数和(自身を含む): 5383376640

約数和(自身を除く): 3668044920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 757, 821, 920, 1380, 1514, 1642, 2271, 2463, 2760, 3028, 3284, 3785, 4105, 4542, 4926, 6056, 6568, 7570, 8210, 9084, 9852, 11355, 12315, 15140, 16420, 17411, 18168, 18883, 19704, 22710, 24630, 30280, 32840, 34822, 37766, 45420, 49260, 52233, 56649, 69644, 75532, 87055, 90840, 94415, 98520, 104466, 113298, 139288, 151064, 174110, 188830, 208932, 226596, 261165, 283245, 348220, 377660, 417864, 453192, 522330, 566490, 621497, 696440, 755320, 1044660, 1132980, 1242994, 1864491, 2089320, 2265960, 2485988, 3107485, 3728982, 4971976, 6214970, 7457964, 9322455, 12429940, 14294431, 14915928, 18644910, 24859880, 28588862, 37289820, 42883293, 57177724, 71472155, 74579640, 85766586, 114355448, 142944310, 171533172, 214416465, 285888620, 343066344, 428832930, 571777240, 857665860, 1715331720]

約数ペア:

[(1, 1715331720), (2, 857665860), (3, 571777240), (4, 428832930), (5, 343066344), (6, 285888620), (8, 214416465), (10, 171533172), (12, 142944310), (15, 114355448), (20, 85766586), (23, 74579640), (24, 71472155), (30, 57177724), (40, 42883293), (46, 37289820), (60, 28588862), (69, 24859880), (92, 18644910), (115, 14915928), (120, 14294431), (138, 12429940), (184, 9322455), (230, 7457964), (276, 6214970), (345, 4971976), (460, 3728982), (552, 3107485), (690, 2485988), (757, 2265960), (821, 2089320), (920, 1864491), (1380, 1242994), (1514, 1132980), (1642, 1044660), (2271, 755320), (2463, 696440), (2760, 621497), (3028, 566490), (3284, 522330), (3785, 453192), (4105, 417864), (4542, 377660), (4926, 348220), (6056, 283245), (6568, 261165), (7570, 226596), (8210, 208932), (9084, 188830), (9852, 174110), (11355, 151064), (12315, 139288), (15140, 113298), (16420, 104466), (17411, 98520), (18168, 94415), (18883, 90840), (19704, 87055), (22710, 75532), (24630, 69644), (30280, 56649), (32840, 52233), (34822, 49260), (37766, 45420)]