177866240

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 160

約数和(自身を含む): 465800544

約数和(自身を除く): 287934304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 67, 68, 80, 85, 122, 128, 134, 136, 160, 170, 244, 256, 268, 272, 305, 320, 335, 340, 488, 512, 536, 544, 610, 640, 670, 680, 976, 1037, 1072, 1088, 1139, 1220, 1280, 1340, 1360, 1952, 2074, 2144, 2176, 2278, 2440, 2560, 2680, 2720, 3904, 4087, 4148, 4288, 4352, 4556, 4880, 5185, 5360, 5440, 5695, 7808, 8174, 8296, 8576, 8704, 9112, 9760, 10370, 10720, 10880, 11390, 15616, 16348, 16592, 17152, 18224, 19520, 20435, 20740, 21440, 21760, 22780, 31232, 32696, 33184, 34304, 36448, 39040, 40870, 41480, 42880, 43520, 45560, 65392, 66368, 69479, 72896, 78080, 81740, 82960, 85760, 91120, 130784, 132736, 138958, 145792, 156160, 163480, 165920, 171520, 182240, 261568, 265472, 277916, 291584, 326960, 331840, 347395, 364480, 523136, 530944, 555832, 583168, 653920, 663680, 694790, 728960, 1046272, 1111664, 1307840, 1327360, 1389580, 1457920, 2092544, 2223328, 2615680, 2654720, 2779160, 2915840, 4446656, 5231360, 5558320, 8893312, 10462720, 11116640, 17786624, 22233280, 35573248, 44466560, 88933120, 177866240]

約数ペア:

[(1, 177866240), (2, 88933120), (4, 44466560), (5, 35573248), (8, 22233280), (10, 17786624), (16, 11116640), (17, 10462720), (20, 8893312), (32, 5558320), (34, 5231360), (40, 4446656), (61, 2915840), (64, 2779160), (67, 2654720), (68, 2615680), (80, 2223328), (85, 2092544), (122, 1457920), (128, 1389580), (134, 1327360), (136, 1307840), (160, 1111664), (170, 1046272), (244, 728960), (256, 694790), (268, 663680), (272, 653920), (305, 583168), (320, 555832), (335, 530944), (340, 523136), (488, 364480), (512, 347395), (536, 331840), (544, 326960), (610, 291584), (640, 277916), (670, 265472), (680, 261568), (976, 182240), (1037, 171520), (1072, 165920), (1088, 163480), (1139, 156160), (1220, 145792), (1280, 138958), (1340, 132736), (1360, 130784), (1952, 91120), (2074, 85760), (2144, 82960), (2176, 81740), (2278, 78080), (2440, 72896), (2560, 69479), (2680, 66368), (2720, 65392), (3904, 45560), (4087, 43520), (4148, 42880), (4288, 41480), (4352, 40870), (4556, 39040), (4880, 36448), (5185, 34304), (5360, 33184), (5440, 32696), (5695, 31232), (7808, 22780), (8174, 21760), (8296, 21440), (8576, 20740), (8704, 20435), (9112, 19520), (9760, 18224), (10370, 17152), (10720, 16592), (10880, 16348), (11390, 15616)]