2720243350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 144

約数和(自身を含む): 5888435616

約数和(自身を除く): 3168192266

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 113, 115, 121, 173, 226, 230, 242, 253, 275, 346, 506, 550, 565, 575, 605, 865, 1130, 1150, 1210, 1243, 1265, 1730, 1903, 2486, 2530, 2599, 2783, 2825, 3025, 3806, 3979, 4325, 5198, 5566, 5650, 6050, 6215, 6325, 7958, 8650, 9515, 12430, 12650, 12995, 13673, 13915, 19030, 19549, 19895, 20933, 25990, 27346, 27830, 28589, 31075, 39098, 39790, 41866, 43769, 47575, 57178, 62150, 64975, 68365, 69575, 87538, 95150, 97745, 99475, 104665, 129950, 136730, 139150, 142945, 195490, 198950, 209330, 215039, 218845, 285890, 314479, 341825, 430078, 437690, 449627, 481459, 488725, 523325, 628958, 683650, 714725, 899254, 962918, 977450, 1046650, 1075195, 1094225, 1429450, 1572395, 2150390, 2188450, 2248135, 2365429, 2407295, 3144790, 4496270, 4730858, 4814590, 4945897, 5375975, 7861975, 9891794, 10751950, 11240675, 11827145, 12036475, 15723950, 22481350, 23654290, 24072950, 24729485, 49458970, 54404867, 59135725, 108809734, 118271450, 123647425, 247294850, 272024335, 544048670, 1360121675, 2720243350]

約数ペア:

[(1, 2720243350), (2, 1360121675), (5, 544048670), (10, 272024335), (11, 247294850), (22, 123647425), (23, 118271450), (25, 108809734), (46, 59135725), (50, 54404867), (55, 49458970), (110, 24729485), (113, 24072950), (115, 23654290), (121, 22481350), (173, 15723950), (226, 12036475), (230, 11827145), (242, 11240675), (253, 10751950), (275, 9891794), (346, 7861975), (506, 5375975), (550, 4945897), (565, 4814590), (575, 4730858), (605, 4496270), (865, 3144790), (1130, 2407295), (1150, 2365429), (1210, 2248135), (1243, 2188450), (1265, 2150390), (1730, 1572395), (1903, 1429450), (2486, 1094225), (2530, 1075195), (2599, 1046650), (2783, 977450), (2825, 962918), (3025, 899254), (3806, 714725), (3979, 683650), (4325, 628958), (5198, 523325), (5566, 488725), (5650, 481459), (6050, 449627), (6215, 437690), (6325, 430078), (7958, 341825), (8650, 314479), (9515, 285890), (12430, 218845), (12650, 215039), (12995, 209330), (13673, 198950), (13915, 195490), (19030, 142945), (19549, 139150), (19895, 136730), (20933, 129950), (25990, 104665), (27346, 99475), (27830, 97745), (28589, 95150), (31075, 87538), (39098, 69575), (39790, 68365), (41866, 64975), (43769, 62150), (47575, 57178)]