1980311328

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:629

約数の個数: 240

約数和(自身を含む): 6220368000

約数和(自身を除く): 4240056672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 79, 81, 96, 108, 114, 144, 152, 158, 162, 171, 216, 228, 237, 288, 304, 316, 324, 342, 432, 456, 474, 509, 513, 608, 632, 648, 684, 711, 864, 912, 948, 1018, 1026, 1264, 1296, 1368, 1422, 1501, 1527, 1539, 1824, 1896, 2036, 2052, 2133, 2528, 2592, 2736, 2844, 3002, 3054, 3078, 3792, 4072, 4104, 4266, 4503, 4581, 5472, 5688, 6004, 6108, 6156, 6399, 7584, 8144, 8208, 8532, 9006, 9162, 9671, 11376, 12008, 12216, 12312, 12798, 13509, 13743, 16288, 16416, 17064, 18012, 18324, 19342, 22752, 24016, 24432, 24624, 25596, 27018, 27486, 29013, 34128, 36024, 36648, 38684, 40211, 40527, 41229, 48032, 48864, 49248, 51192, 54036, 54972, 58026, 68256, 72048, 73296, 77368, 80422, 81054, 82458, 87039, 102384, 108072, 109944, 116052, 120633, 121581, 144096, 146592, 154736, 160844, 162108, 164916, 174078, 204768, 216144, 219888, 232104, 241266, 243162, 261117, 309472, 321688, 324216, 329832, 348156, 361899, 432288, 439776, 464208, 482532, 486324, 522234, 643376, 648432, 659664, 696312, 723798, 764009, 783351, 928416, 965064, 972648, 1044468, 1085697, 1286752, 1296864, 1319328, 1392624, 1447596, 1528018, 1566702, 1930128, 1945296, 2088936, 2171394, 2292027, 2785248, 2895192, 3056036, 3133404, 3257091, 3860256, 3890592, 4177872, 4342788, 4584054, 5790384, 6112072, 6266808, 6514182, 6876081, 8355744, 8685576, 9168108, 11580768, 12224144, 12533616, 13028364, 13752162, 17371152, 18336216, 20628243, 24448288, 25067232, 26056728, 27504324, 34742304, 36672432, 41256486, 52113456, 55008648, 61884729, 73344864, 82512972, 104226912, 110017296, 123769458, 165025944, 220034592, 247538916, 330051888, 495077832, 660103776, 990155664, 1980311328]

約数ペア:

[(1, 1980311328), (2, 990155664), (3, 660103776), (4, 495077832), (6, 330051888), (8, 247538916), (9, 220034592), (12, 165025944), (16, 123769458), (18, 110017296), (19, 104226912), (24, 82512972), (27, 73344864), (32, 61884729), (36, 55008648), (38, 52113456), (48, 41256486), (54, 36672432), (57, 34742304), (72, 27504324), (76, 26056728), (79, 25067232), (81, 24448288), (96, 20628243), (108, 18336216), (114, 17371152), (144, 13752162), (152, 13028364), (158, 12533616), (162, 12224144), (171, 11580768), (216, 9168108), (228, 8685576), (237, 8355744), (288, 6876081), (304, 6514182), (316, 6266808), (324, 6112072), (342, 5790384), (432, 4584054), (456, 4342788), (474, 4177872), (509, 3890592), (513, 3860256), (608, 3257091), (632, 3133404), (648, 3056036), (684, 2895192), (711, 2785248), (864, 2292027), (912, 2171394), (948, 2088936), (1018, 1945296), (1026, 1930128), (1264, 1566702), (1296, 1528018), (1368, 1447596), (1422, 1392624), (1501, 1319328), (1527, 1296864), (1539, 1286752), (1824, 1085697), (1896, 1044468), (2036, 972648), (2052, 965064), (2133, 928416), (2528, 783351), (2592, 764009), (2736, 723798), (2844, 696312), (3002, 659664), (3054, 648432), (3078, 643376), (3792, 522234), (4072, 486324), (4104, 482532), (4266, 464208), (4503, 439776), (4581, 432288), (5472, 361899), (5688, 348156), (6004, 329832), (6108, 324216), (6156, 321688), (6399, 309472), (7584, 261117), (8144, 243162), (8208, 241266), (8532, 232104), (9006, 219888), (9162, 216144), (9671, 204768), (11376, 174078), (12008, 164916), (12216, 162108), (12312, 160844), (12798, 154736), (13509, 146592), (13743, 144096), (16288, 121581), (16416, 120633), (17064, 116052), (18012, 109944), (18324, 108072), (19342, 102384), (22752, 87039), (24016, 82458), (24432, 81054), (24624, 80422), (25596, 77368), (27018, 73296), (27486, 72048), (29013, 68256), (34128, 58026), (36024, 54972), (36648, 54036), (38684, 51192), (40211, 49248), (40527, 48864), (41229, 48032)]