240135840

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2647}}^1$

素因数の和:2681

約数の個数: 240

約数和(自身を含む): 968913792

約数和(自身を除く): 728777952

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, 2647, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5294, 5670, 6048, 6480, 7560, 7941, 9072, 10080, 10588, 11340, 12960, 13235, 15120, 15882, 18144, 18529, 21176, 22680, 23823, 26470, 30240, 31764, 37058, 39705, 42352, 45360, 47646, 52940, 55587, 63528, 71469, 74116, 79410, 84704, 90720, 92645, 95292, 105880, 111174, 119115, 127056, 142938, 148232, 158820, 166761, 185290, 190584, 211760, 214407, 222348, 238230, 254112, 277935, 285876, 296464, 317640, 333522, 357345, 370580, 381168, 423520, 428814, 444696, 476460, 500283, 555870, 571752, 592928, 635280, 667044, 714690, 741160, 762336, 833805, 857628, 889392, 952920, 1000566, 1072035, 1111740, 1143504, 1270560, 1334088, 1429380, 1482320, 1500849, 1667610, 1715256, 1778784, 1905840, 2001132, 2144070, 2223480, 2287008, 2501415, 2668176, 2858760, 2964640, 3001698, 3335220, 3430512, 3811680, 4002264, 4288140, 4446960, 5002830, 5336352, 5717520, 6003396, 6670440, 6861024, 7504245, 8004528, 8576280, 8893920, 10005660, 11435040, 12006792, 13340880, 15008490, 16009056, 17152560, 20011320, 24013584, 26681760, 30016980, 34305120, 40022640, 48027168, 60033960, 80045280, 120067920, 240135840]

約数ペア:

[(1, 240135840), (2, 120067920), (3, 80045280), (4, 60033960), (5, 48027168), (6, 40022640), (7, 34305120), (8, 30016980), (9, 26681760), (10, 24013584), (12, 20011320), (14, 17152560), (15, 16009056), (16, 15008490), (18, 13340880), (20, 12006792), (21, 11435040), (24, 10005660), (27, 8893920), (28, 8576280), (30, 8004528), (32, 7504245), (35, 6861024), (36, 6670440), (40, 6003396), (42, 5717520), (45, 5336352), (48, 5002830), (54, 4446960), (56, 4288140), (60, 4002264), (63, 3811680), (70, 3430512), (72, 3335220), (80, 3001698), (81, 2964640), (84, 2858760), (90, 2668176), (96, 2501415), (105, 2287008), (108, 2223480), (112, 2144070), (120, 2001132), (126, 1905840), (135, 1778784), (140, 1715256), (144, 1667610), (160, 1500849), (162, 1482320), (168, 1429380), (180, 1334088), (189, 1270560), (210, 1143504), (216, 1111740), (224, 1072035), (240, 1000566), (252, 952920), (270, 889392), (280, 857628), (288, 833805), (315, 762336), (324, 741160), (336, 714690), (360, 667044), (378, 635280), (405, 592928), (420, 571752), (432, 555870), (480, 500283), (504, 476460), (540, 444696), (560, 428814), (567, 423520), (630, 381168), (648, 370580), (672, 357345), (720, 333522), (756, 317640), (810, 296464), (840, 285876), (864, 277935), (945, 254112), (1008, 238230), (1080, 222348), (1120, 214407), (1134, 211760), (1260, 190584), (1296, 185290), (1440, 166761), (1512, 158820), (1620, 148232), (1680, 142938), (1890, 127056), (2016, 119115), (2160, 111174), (2268, 105880), (2520, 95292), (2592, 92645), (2647, 90720), (2835, 84704), (3024, 79410), (3240, 74116), (3360, 71469), (3780, 63528), (4320, 55587), (4536, 52940), (5040, 47646), (5294, 45360), (5670, 42352), (6048, 39705), (6480, 37058), (7560, 31764), (7941, 30240), (9072, 26470), (10080, 23823), (10588, 22680), (11340, 21176), (12960, 18529), (13235, 18144), (15120, 15882)]