319277440

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 797680800

約数和(自身を除く): 478403360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 97, 128, 139, 148, 160, 185, 194, 278, 296, 320, 370, 388, 485, 556, 592, 640, 695, 740, 776, 970, 1112, 1184, 1390, 1480, 1552, 1940, 2224, 2368, 2780, 2960, 3104, 3589, 3880, 4448, 4736, 5143, 5560, 5920, 6208, 7178, 7760, 8896, 10286, 11120, 11840, 12416, 13483, 14356, 15520, 17792, 17945, 20572, 22240, 23680, 25715, 26966, 28712, 31040, 35890, 41144, 44480, 51430, 53932, 57424, 62080, 67415, 71780, 82288, 88960, 102860, 107864, 114848, 134830, 143560, 164576, 205720, 215728, 229696, 269660, 287120, 329152, 411440, 431456, 459392, 498871, 539320, 574240, 658304, 822880, 862912, 997742, 1078640, 1148480, 1645760, 1725824, 1995484, 2157280, 2296960, 2494355, 3291520, 3990968, 4314560, 4988710, 7981936, 8629120, 9977420, 15963872, 19954840, 31927744, 39909680, 63855488, 79819360, 159638720, 319277440]

約数ペア:

[(1, 319277440), (2, 159638720), (4, 79819360), (5, 63855488), (8, 39909680), (10, 31927744), (16, 19954840), (20, 15963872), (32, 9977420), (37, 8629120), (40, 7981936), (64, 4988710), (74, 4314560), (80, 3990968), (97, 3291520), (128, 2494355), (139, 2296960), (148, 2157280), (160, 1995484), (185, 1725824), (194, 1645760), (278, 1148480), (296, 1078640), (320, 997742), (370, 862912), (388, 822880), (485, 658304), (556, 574240), (592, 539320), (640, 498871), (695, 459392), (740, 431456), (776, 411440), (970, 329152), (1112, 287120), (1184, 269660), (1390, 229696), (1480, 215728), (1552, 205720), (1940, 164576), (2224, 143560), (2368, 134830), (2780, 114848), (2960, 107864), (3104, 102860), (3589, 88960), (3880, 82288), (4448, 71780), (4736, 67415), (5143, 62080), (5560, 57424), (5920, 53932), (6208, 51430), (7178, 44480), (7760, 41144), (8896, 35890), (10286, 31040), (11120, 28712), (11840, 26966), (12416, 25715), (13483, 23680), (14356, 22240), (15520, 20572), (17792, 17945)]