2560027680

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{28219}}^1$

素因数の和:28253

約数の個数: 240

約数和(自身を含む): 10325810880

約数和(自身を除く): 7765783200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 18144, 22680, 28219, 30240, 45360, 56438, 84657, 90720, 112876, 141095, 169314, 197533, 225752, 253971, 282190, 338628, 395066, 423285, 451504, 507942, 564380, 592599, 677256, 761913, 790132, 846570, 903008, 987665, 1015884, 1128760, 1185198, 1269855, 1354512, 1523826, 1580264, 1693140, 1777797, 1975330, 2031768, 2257520, 2285739, 2370396, 2539710, 2709024, 2962995, 3047652, 3160528, 3386280, 3555594, 3809565, 3950660, 4063536, 4515040, 4571478, 4740792, 5079420, 5333391, 5925990, 6095304, 6321056, 6772560, 7111188, 7619130, 7901320, 8127072, 8888985, 9142956, 9481584, 10158840, 10666782, 11428695, 11851980, 12190608, 13545120, 14222376, 15238260, 15802640, 16000173, 17777970, 18285912, 18963168, 20317680, 21333564, 22857390, 23703960, 24381216, 26666955, 28444752, 30476520, 31605280, 32000346, 35555940, 36571824, 40635360, 42667128, 45714780, 47407920, 53333910, 56889504, 60953040, 64000692, 71111880, 73143648, 80000865, 85334256, 91429560, 94815840, 106667820, 121906080, 128001384, 142223760, 160001730, 170668512, 182859120, 213335640, 256002768, 284447520, 320003460, 365718240, 426671280, 512005536, 640006920, 853342560, 1280013840, 2560027680]

約数ペア:

[(1, 2560027680), (2, 1280013840), (3, 853342560), (4, 640006920), (5, 512005536), (6, 426671280), (7, 365718240), (8, 320003460), (9, 284447520), (10, 256002768), (12, 213335640), (14, 182859120), (15, 170668512), (16, 160001730), (18, 142223760), (20, 128001384), (21, 121906080), (24, 106667820), (27, 94815840), (28, 91429560), (30, 85334256), (32, 80000865), (35, 73143648), (36, 71111880), (40, 64000692), (42, 60953040), (45, 56889504), (48, 53333910), (54, 47407920), (56, 45714780), (60, 42667128), (63, 40635360), (70, 36571824), (72, 35555940), (80, 32000346), (81, 31605280), (84, 30476520), (90, 28444752), (96, 26666955), (105, 24381216), (108, 23703960), (112, 22857390), (120, 21333564), (126, 20317680), (135, 18963168), (140, 18285912), (144, 17777970), (160, 16000173), (162, 15802640), (168, 15238260), (180, 14222376), (189, 13545120), (210, 12190608), (216, 11851980), (224, 11428695), (240, 10666782), (252, 10158840), (270, 9481584), (280, 9142956), (288, 8888985), (315, 8127072), (324, 7901320), (336, 7619130), (360, 7111188), (378, 6772560), (405, 6321056), (420, 6095304), (432, 5925990), (480, 5333391), (504, 5079420), (540, 4740792), (560, 4571478), (567, 4515040), (630, 4063536), (648, 3950660), (672, 3809565), (720, 3555594), (756, 3386280), (810, 3160528), (840, 3047652), (864, 2962995), (945, 2709024), (1008, 2539710), (1080, 2370396), (1120, 2285739), (1134, 2257520), (1260, 2031768), (1296, 1975330), (1440, 1777797), (1512, 1693140), (1620, 1580264), (1680, 1523826), (1890, 1354512), (2016, 1269855), (2160, 1185198), (2268, 1128760), (2520, 1015884), (2592, 987665), (2835, 903008), (3024, 846570), (3240, 790132), (3360, 761913), (3780, 677256), (4320, 592599), (4536, 564380), (5040, 507942), (5670, 451504), (6048, 423285), (6480, 395066), (7560, 338628), (9072, 282190), (10080, 253971), (11340, 225752), (12960, 197533), (15120, 169314), (18144, 141095), (22680, 112876), (28219, 90720), (30240, 84657), (45360, 56438)]