28353309740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{521}}^1$

素因数の和:1096

約数の個数: 192

約数和(自身を含む): 73664640000

約数和(自身を除く): 45311330260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 133, 140, 164, 190, 205, 266, 287, 380, 410, 499, 521, 532, 574, 665, 779, 820, 998, 1042, 1148, 1330, 1435, 1558, 1996, 2084, 2495, 2605, 2660, 2870, 3116, 3493, 3647, 3895, 4990, 5210, 5453, 5740, 6986, 7294, 7790, 9481, 9899, 9980, 10420, 10906, 13972, 14588, 15580, 17465, 18235, 18962, 19798, 20459, 21361, 21812, 27265, 34930, 36470, 37924, 39596, 40918, 42722, 47405, 49495, 54530, 66367, 69293, 69860, 72940, 81836, 85444, 94810, 98990, 102295, 106805, 109060, 132734, 138586, 143213, 149527, 189620, 197980, 204590, 213610, 259979, 265468, 277172, 286426, 299054, 331835, 346465, 388721, 405859, 409180, 427220, 519958, 572852, 598108, 663670, 692930, 716065, 747635, 777442, 811718, 1039916, 1299895, 1327340, 1385860, 1432130, 1495270, 1554884, 1623436, 1819853, 1943605, 2029295, 2599790, 2721047, 2841013, 2864260, 2990540, 3639706, 3887210, 4058590, 4939601, 5199580, 5442094, 5682026, 7279412, 7774420, 8117180, 9099265, 9879202, 10659139, 10884188, 11364052, 13605235, 14205065, 18198530, 19758404, 21318278, 24698005, 27210470, 28410130, 34577207, 36397060, 42636556, 49396010, 53295695, 54420940, 56820260, 69154414, 74613973, 98792020, 106591390, 138308828, 149227946, 172886035, 202523641, 213182780, 298455892, 345772070, 373069865, 405047282, 691544140, 746139730, 810094564, 1012618205, 1417665487, 1492279460, 2025236410, 2835330974, 4050472820, 5670661948, 7088327435, 14176654870, 28353309740]

約数ペア:

[(1, 28353309740), (2, 14176654870), (4, 7088327435), (5, 5670661948), (7, 4050472820), (10, 2835330974), (14, 2025236410), (19, 1492279460), (20, 1417665487), (28, 1012618205), (35, 810094564), (38, 746139730), (41, 691544140), (70, 405047282), (76, 373069865), (82, 345772070), (95, 298455892), (133, 213182780), (140, 202523641), (164, 172886035), (190, 149227946), (205, 138308828), (266, 106591390), (287, 98792020), (380, 74613973), (410, 69154414), (499, 56820260), (521, 54420940), (532, 53295695), (574, 49396010), (665, 42636556), (779, 36397060), (820, 34577207), (998, 28410130), (1042, 27210470), (1148, 24698005), (1330, 21318278), (1435, 19758404), (1558, 18198530), (1996, 14205065), (2084, 13605235), (2495, 11364052), (2605, 10884188), (2660, 10659139), (2870, 9879202), (3116, 9099265), (3493, 8117180), (3647, 7774420), (3895, 7279412), (4990, 5682026), (5210, 5442094), (5453, 5199580), (5740, 4939601), (6986, 4058590), (7294, 3887210), (7790, 3639706), (9481, 2990540), (9899, 2864260), (9980, 2841013), (10420, 2721047), (10906, 2599790), (13972, 2029295), (14588, 1943605), (15580, 1819853), (17465, 1623436), (18235, 1554884), (18962, 1495270), (19798, 1432130), (20459, 1385860), (21361, 1327340), (21812, 1299895), (27265, 1039916), (34930, 811718), (36470, 777442), (37924, 747635), (39596, 716065), (40918, 692930), (42722, 663670), (47405, 598108), (49495, 572852), (54530, 519958), (66367, 427220), (69293, 409180), (69860, 405859), (72940, 388721), (81836, 346465), (85444, 331835), (94810, 299054), (98990, 286426), (102295, 277172), (106805, 265468), (109060, 259979), (132734, 213610), (138586, 204590), (143213, 197980), (149527, 189620)]