257415840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5417}}^1$

素因数の和:5452

約数の個数: 192

約数和(自身を含む): 983041920

約数和(自身を除く): 725626080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 330, 352, 360, 396, 432, 440, 480, 495, 528, 540, 594, 660, 720, 792, 864, 880, 990, 1056, 1080, 1188, 1320, 1440, 1485, 1584, 1760, 1980, 2160, 2376, 2640, 2970, 3168, 3960, 4320, 4752, 5280, 5417, 5940, 7920, 9504, 10834, 11880, 15840, 16251, 21668, 23760, 27085, 32502, 43336, 47520, 48753, 54170, 59587, 65004, 81255, 86672, 97506, 108340, 119174, 130008, 146259, 162510, 173344, 178761, 195012, 216680, 238348, 243765, 260016, 292518, 297935, 325020, 357522, 390024, 433360, 476696, 487530, 520032, 536283, 585036, 595870, 650040, 715044, 731295, 780048, 866720, 893805, 953392, 975060, 1072566, 1170072, 1191740, 1300080, 1430088, 1462590, 1560096, 1608849, 1787610, 1906784, 1950120, 2145132, 2340144, 2383480, 2600160, 2681415, 2860176, 2925180, 3217698, 3575220, 3900240, 4290264, 4680288, 4766960, 5362830, 5720352, 5850360, 6435396, 7150440, 7800480, 8044245, 8580528, 9533920, 10725660, 11700720, 12870792, 14300880, 16088490, 17161056, 21451320, 23401440, 25741584, 28601760, 32176980, 42902640, 51483168, 64353960, 85805280, 128707920, 257415840]

約数ペア:

[(1, 257415840), (2, 128707920), (3, 85805280), (4, 64353960), (5, 51483168), (6, 42902640), (8, 32176980), (9, 28601760), (10, 25741584), (11, 23401440), (12, 21451320), (15, 17161056), (16, 16088490), (18, 14300880), (20, 12870792), (22, 11700720), (24, 10725660), (27, 9533920), (30, 8580528), (32, 8044245), (33, 7800480), (36, 7150440), (40, 6435396), (44, 5850360), (45, 5720352), (48, 5362830), (54, 4766960), (55, 4680288), (60, 4290264), (66, 3900240), (72, 3575220), (80, 3217698), (88, 2925180), (90, 2860176), (96, 2681415), (99, 2600160), (108, 2383480), (110, 2340144), (120, 2145132), (132, 1950120), (135, 1906784), (144, 1787610), (160, 1608849), (165, 1560096), (176, 1462590), (180, 1430088), (198, 1300080), (216, 1191740), (220, 1170072), (240, 1072566), (264, 975060), (270, 953392), (288, 893805), (297, 866720), (330, 780048), (352, 731295), (360, 715044), (396, 650040), (432, 595870), (440, 585036), (480, 536283), (495, 520032), (528, 487530), (540, 476696), (594, 433360), (660, 390024), (720, 357522), (792, 325020), (864, 297935), (880, 292518), (990, 260016), (1056, 243765), (1080, 238348), (1188, 216680), (1320, 195012), (1440, 178761), (1485, 173344), (1584, 162510), (1760, 146259), (1980, 130008), (2160, 119174), (2376, 108340), (2640, 97506), (2970, 86672), (3168, 81255), (3960, 65004), (4320, 59587), (4752, 54170), (5280, 48753), (5417, 47520), (5940, 43336), (7920, 32502), (9504, 27085), (10834, 23760), (11880, 21668), (15840, 16251)]