1519157420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 3665577888

約数和(自身を除く): 2146420468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 61, 82, 110, 121, 122, 164, 205, 220, 242, 244, 251, 305, 410, 451, 484, 502, 605, 610, 671, 820, 902, 1004, 1210, 1220, 1255, 1342, 1804, 2255, 2420, 2501, 2510, 2684, 2761, 3355, 4510, 4961, 5002, 5020, 5522, 6710, 7381, 9020, 9922, 10004, 10291, 11044, 12505, 13420, 13805, 14762, 15311, 19844, 20582, 24805, 25010, 27511, 27610, 29524, 30371, 30622, 36905, 41164, 49610, 50020, 51455, 55022, 55220, 60742, 61244, 73810, 76555, 99220, 102910, 110044, 113201, 121484, 137555, 147620, 151855, 153110, 168421, 205820, 226402, 275110, 302621, 303710, 306220, 336842, 452804, 550220, 566005, 605242, 607420, 627751, 673684, 842105, 1132010, 1210484, 1245211, 1255502, 1513105, 1684210, 1852631, 2264020, 2490422, 2511004, 3026210, 3138755, 3368420, 3705262, 4980844, 6052420, 6226055, 6277510, 6905261, 7410524, 9263155, 12452110, 12555020, 13810522, 18526310, 24904220, 27621044, 34526305, 37052620, 69052610, 75957871, 138105220, 151915742, 303831484, 379789355, 759578710, 1519157420]

約数ペア:

[(1, 1519157420), (2, 759578710), (4, 379789355), (5, 303831484), (10, 151915742), (11, 138105220), (20, 75957871), (22, 69052610), (41, 37052620), (44, 34526305), (55, 27621044), (61, 24904220), (82, 18526310), (110, 13810522), (121, 12555020), (122, 12452110), (164, 9263155), (205, 7410524), (220, 6905261), (242, 6277510), (244, 6226055), (251, 6052420), (305, 4980844), (410, 3705262), (451, 3368420), (484, 3138755), (502, 3026210), (605, 2511004), (610, 2490422), (671, 2264020), (820, 1852631), (902, 1684210), (1004, 1513105), (1210, 1255502), (1220, 1245211), (1255, 1210484), (1342, 1132010), (1804, 842105), (2255, 673684), (2420, 627751), (2501, 607420), (2510, 605242), (2684, 566005), (2761, 550220), (3355, 452804), (4510, 336842), (4961, 306220), (5002, 303710), (5020, 302621), (5522, 275110), (6710, 226402), (7381, 205820), (9020, 168421), (9922, 153110), (10004, 151855), (10291, 147620), (11044, 137555), (12505, 121484), (13420, 113201), (13805, 110044), (14762, 102910), (15311, 99220), (19844, 76555), (20582, 73810), (24805, 61244), (25010, 60742), (27511, 55220), (27610, 55022), (29524, 51455), (30371, 50020), (30622, 49610), (36905, 41164)]