1296771520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:459

約数の個数: 168

約数和(自身を含む): 3436845552

約数和(自身を除く): 2140074032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 107, 110, 121, 160, 176, 214, 220, 242, 313, 320, 352, 428, 440, 484, 535, 605, 626, 704, 856, 880, 968, 1070, 1177, 1210, 1252, 1565, 1712, 1760, 1936, 2140, 2354, 2420, 2504, 3130, 3424, 3443, 3520, 3872, 4280, 4708, 4840, 5008, 5885, 6260, 6848, 6886, 7744, 8560, 9416, 9680, 10016, 11770, 12520, 12947, 13772, 17120, 17215, 18832, 19360, 20032, 23540, 25040, 25894, 27544, 33491, 34240, 34430, 37664, 37873, 38720, 47080, 50080, 51788, 55088, 64735, 66982, 68860, 75328, 75746, 94160, 100160, 103576, 110176, 129470, 133964, 137720, 151492, 167455, 188320, 189365, 207152, 220352, 258940, 267928, 275440, 302984, 334910, 368401, 376640, 378730, 414304, 517880, 535856, 550880, 605968, 669820, 736802, 757460, 828608, 1035760, 1071712, 1101760, 1211936, 1339640, 1473604, 1514920, 1842005, 2071520, 2143424, 2423872, 2679280, 2947208, 3029840, 3684010, 4052411, 4143040, 5358560, 5894416, 6059680, 7368020, 8104822, 10717120, 11788832, 12119360, 14736040, 16209644, 20262055, 23577664, 29472080, 32419288, 40524110, 58944160, 64838576, 81048220, 117888320, 129677152, 162096440, 259354304, 324192880, 648385760, 1296771520]

約数ペア:

[(1, 1296771520), (2, 648385760), (4, 324192880), (5, 259354304), (8, 162096440), (10, 129677152), (11, 117888320), (16, 81048220), (20, 64838576), (22, 58944160), (32, 40524110), (40, 32419288), (44, 29472080), (55, 23577664), (64, 20262055), (80, 16209644), (88, 14736040), (107, 12119360), (110, 11788832), (121, 10717120), (160, 8104822), (176, 7368020), (214, 6059680), (220, 5894416), (242, 5358560), (313, 4143040), (320, 4052411), (352, 3684010), (428, 3029840), (440, 2947208), (484, 2679280), (535, 2423872), (605, 2143424), (626, 2071520), (704, 1842005), (856, 1514920), (880, 1473604), (968, 1339640), (1070, 1211936), (1177, 1101760), (1210, 1071712), (1252, 1035760), (1565, 828608), (1712, 757460), (1760, 736802), (1936, 669820), (2140, 605968), (2354, 550880), (2420, 535856), (2504, 517880), (3130, 414304), (3424, 378730), (3443, 376640), (3520, 368401), (3872, 334910), (4280, 302984), (4708, 275440), (4840, 267928), (5008, 258940), (5885, 220352), (6260, 207152), (6848, 189365), (6886, 188320), (7744, 167455), (8560, 151492), (9416, 137720), (9680, 133964), (10016, 129470), (11770, 110176), (12520, 103576), (12947, 100160), (13772, 94160), (17120, 75746), (17215, 75328), (18832, 68860), (19360, 66982), (20032, 64735), (23540, 55088), (25040, 51788), (25894, 50080), (27544, 47080), (33491, 38720), (34240, 37873), (34430, 37664)]