71291880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:401

約数の個数: 256

約数和(自身を含む): 275270400

約数和(自身を除く): 203978520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 27, 30, 33, 34, 36, 40, 44, 45, 51, 54, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 108, 110, 120, 132, 135, 136, 153, 165, 170, 180, 187, 198, 204, 216, 220, 255, 264, 270, 297, 306, 330, 340, 353, 360, 374, 396, 408, 440, 459, 495, 510, 540, 561, 594, 612, 660, 680, 706, 748, 765, 792, 918, 935, 990, 1020, 1059, 1080, 1122, 1188, 1224, 1320, 1412, 1485, 1496, 1530, 1683, 1765, 1836, 1870, 1980, 2040, 2118, 2244, 2295, 2376, 2805, 2824, 2970, 3060, 3177, 3366, 3530, 3672, 3740, 3883, 3960, 4236, 4488, 4590, 5049, 5295, 5610, 5940, 6001, 6120, 6354, 6732, 7060, 7480, 7766, 8415, 8472, 9180, 9531, 10098, 10590, 11220, 11649, 11880, 12002, 12708, 13464, 14120, 15532, 15885, 16830, 18003, 18360, 19062, 19415, 20196, 21180, 22440, 23298, 24004, 25245, 25416, 30005, 31064, 31770, 33660, 34947, 36006, 38124, 38830, 40392, 42360, 46596, 47655, 48008, 50490, 54009, 58245, 60010, 63540, 66011, 67320, 69894, 72012, 76248, 77660, 90015, 93192, 95310, 100980, 104841, 108018, 116490, 120020, 127080, 132022, 139788, 144024, 155320, 162027, 174735, 180030, 190620, 198033, 201960, 209682, 216036, 232980, 240040, 264044, 270045, 279576, 324054, 330055, 349470, 360060, 381240, 396066, 419364, 432072, 465960, 524205, 528088, 540090, 594099, 648108, 660110, 698940, 720120, 792132, 810135, 838728, 990165, 1048410, 1080180, 1188198, 1296216, 1320220, 1397880, 1584264, 1620270, 1782297, 1980330, 2096820, 2160360, 2376396, 2640440, 2970495, 3240540, 3564594, 3960660, 4193640, 4752792, 5940990, 6481080, 7129188, 7921320, 8911485, 11881980, 14258376, 17822970, 23763960, 35645940, 71291880]

約数ペア:

[(1, 71291880), (2, 35645940), (3, 23763960), (4, 17822970), (5, 14258376), (6, 11881980), (8, 8911485), (9, 7921320), (10, 7129188), (11, 6481080), (12, 5940990), (15, 4752792), (17, 4193640), (18, 3960660), (20, 3564594), (22, 3240540), (24, 2970495), (27, 2640440), (30, 2376396), (33, 2160360), (34, 2096820), (36, 1980330), (40, 1782297), (44, 1620270), (45, 1584264), (51, 1397880), (54, 1320220), (55, 1296216), (60, 1188198), (66, 1080180), (68, 1048410), (72, 990165), (85, 838728), (88, 810135), (90, 792132), (99, 720120), (102, 698940), (108, 660110), (110, 648108), (120, 594099), (132, 540090), (135, 528088), (136, 524205), (153, 465960), (165, 432072), (170, 419364), (180, 396066), (187, 381240), (198, 360060), (204, 349470), (216, 330055), (220, 324054), (255, 279576), (264, 270045), (270, 264044), (297, 240040), (306, 232980), (330, 216036), (340, 209682), (353, 201960), (360, 198033), (374, 190620), (396, 180030), (408, 174735), (440, 162027), (459, 155320), (495, 144024), (510, 139788), (540, 132022), (561, 127080), (594, 120020), (612, 116490), (660, 108018), (680, 104841), (706, 100980), (748, 95310), (765, 93192), (792, 90015), (918, 77660), (935, 76248), (990, 72012), (1020, 69894), (1059, 67320), (1080, 66011), (1122, 63540), (1188, 60010), (1224, 58245), (1320, 54009), (1412, 50490), (1485, 48008), (1496, 47655), (1530, 46596), (1683, 42360), (1765, 40392), (1836, 38830), (1870, 38124), (1980, 36006), (2040, 34947), (2118, 33660), (2244, 31770), (2295, 31064), (2376, 30005), (2805, 25416), (2824, 25245), (2970, 24004), (3060, 23298), (3177, 22440), (3366, 21180), (3530, 20196), (3672, 19415), (3740, 19062), (3883, 18360), (3960, 18003), (4236, 16830), (4488, 15885), (4590, 15532), (5049, 14120), (5295, 13464), (5610, 12708), (5940, 12002), (6001, 11880), (6120, 11649), (6354, 11220), (6732, 10590), (7060, 10098), (7480, 9531), (7766, 9180), (8415, 8472)]