129108800

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 168

約数和(自身を含む): 347715840

約数和(自身を除く): 218607040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 76, 80, 95, 100, 124, 137, 152, 155, 160, 190, 200, 248, 274, 304, 310, 320, 380, 400, 475, 496, 548, 589, 608, 620, 685, 760, 775, 800, 950, 992, 1096, 1178, 1216, 1240, 1370, 1520, 1550, 1600, 1900, 1984, 2192, 2356, 2480, 2603, 2740, 2945, 3040, 3100, 3425, 3800, 4247, 4384, 4712, 4960, 5206, 5480, 5890, 6080, 6200, 6850, 7600, 8494, 8768, 9424, 9920, 10412, 10960, 11780, 12400, 13015, 13700, 14725, 15200, 16988, 18848, 20824, 21235, 21920, 23560, 24800, 26030, 27400, 29450, 30400, 33976, 37696, 41648, 42470, 43840, 47120, 49600, 52060, 54800, 58900, 65075, 67952, 80693, 83296, 84940, 94240, 104120, 106175, 109600, 117800, 130150, 135904, 161386, 166592, 169880, 188480, 208240, 212350, 219200, 235600, 260300, 271808, 322772, 339760, 403465, 416480, 424700, 471200, 520600, 645544, 679520, 806930, 832960, 849400, 942400, 1041200, 1291088, 1359040, 1613860, 1698800, 2017325, 2082400, 2582176, 3227720, 3397600, 4034650, 4164800, 5164352, 6455440, 6795200, 8069300, 12910880, 16138600, 25821760, 32277200, 64554400, 129108800]

約数ペア:

[(1, 129108800), (2, 64554400), (4, 32277200), (5, 25821760), (8, 16138600), (10, 12910880), (16, 8069300), (19, 6795200), (20, 6455440), (25, 5164352), (31, 4164800), (32, 4034650), (38, 3397600), (40, 3227720), (50, 2582176), (62, 2082400), (64, 2017325), (76, 1698800), (80, 1613860), (95, 1359040), (100, 1291088), (124, 1041200), (137, 942400), (152, 849400), (155, 832960), (160, 806930), (190, 679520), (200, 645544), (248, 520600), (274, 471200), (304, 424700), (310, 416480), (320, 403465), (380, 339760), (400, 322772), (475, 271808), (496, 260300), (548, 235600), (589, 219200), (608, 212350), (620, 208240), (685, 188480), (760, 169880), (775, 166592), (800, 161386), (950, 135904), (992, 130150), (1096, 117800), (1178, 109600), (1216, 106175), (1240, 104120), (1370, 94240), (1520, 84940), (1550, 83296), (1600, 80693), (1900, 67952), (1984, 65075), (2192, 58900), (2356, 54800), (2480, 52060), (2603, 49600), (2740, 47120), (2945, 43840), (3040, 42470), (3100, 41648), (3425, 37696), (3800, 33976), (4247, 30400), (4384, 29450), (4712, 27400), (4960, 26030), (5206, 24800), (5480, 23560), (5890, 21920), (6080, 21235), (6200, 20824), (6850, 18848), (7600, 16988), (8494, 15200), (8768, 14725), (9424, 13700), (9920, 13015), (10412, 12400), (10960, 11780)]