128221760

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:424

約数の個数: 112

約数和(自身を含む): 324520560

約数和(自身を除く): 196298800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 64, 80, 82, 116, 145, 160, 164, 205, 232, 290, 320, 328, 337, 410, 464, 580, 656, 674, 820, 928, 1160, 1189, 1312, 1348, 1640, 1685, 1856, 2320, 2378, 2624, 2696, 3280, 3370, 4640, 4756, 5392, 5945, 6560, 6740, 9280, 9512, 9773, 10784, 11890, 13120, 13480, 13817, 19024, 19546, 21568, 23780, 26960, 27634, 38048, 39092, 47560, 48865, 53920, 55268, 69085, 76096, 78184, 95120, 97730, 107840, 110536, 138170, 156368, 190240, 195460, 221072, 276340, 312736, 380480, 390920, 400693, 442144, 552680, 625472, 781840, 801386, 884288, 1105360, 1563680, 1602772, 2003465, 2210720, 3127360, 3205544, 4006930, 4421440, 6411088, 8013860, 12822176, 16027720, 25644352, 32055440, 64110880, 128221760]

約数ペア:

[(1, 128221760), (2, 64110880), (4, 32055440), (5, 25644352), (8, 16027720), (10, 12822176), (16, 8013860), (20, 6411088), (29, 4421440), (32, 4006930), (40, 3205544), (41, 3127360), (58, 2210720), (64, 2003465), (80, 1602772), (82, 1563680), (116, 1105360), (145, 884288), (160, 801386), (164, 781840), (205, 625472), (232, 552680), (290, 442144), (320, 400693), (328, 390920), (337, 380480), (410, 312736), (464, 276340), (580, 221072), (656, 195460), (674, 190240), (820, 156368), (928, 138170), (1160, 110536), (1189, 107840), (1312, 97730), (1348, 95120), (1640, 78184), (1685, 76096), (1856, 69085), (2320, 55268), (2378, 53920), (2624, 48865), (2696, 47560), (3280, 39092), (3370, 38048), (4640, 27634), (4756, 26960), (5392, 23780), (5945, 21568), (6560, 19546), (6740, 19024), (9280, 13817), (9512, 13480), (9773, 13120), (10784, 11890)]