177768640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1386

約数の個数: 112

約数和(自身を含む): 492093504

約数和(自身を除く): 314324864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 560, 610, 854, 976, 1120, 1220, 1301, 1708, 1952, 2135, 2240, 2440, 2602, 3416, 3904, 4270, 4880, 5204, 6505, 6832, 8540, 9107, 9760, 10408, 13010, 13664, 17080, 18214, 19520, 20816, 26020, 27328, 34160, 36428, 41632, 45535, 52040, 68320, 72856, 79361, 83264, 91070, 104080, 136640, 145712, 158722, 182140, 208160, 291424, 317444, 364280, 396805, 416320, 555527, 582848, 634888, 728560, 793610, 1111054, 1269776, 1457120, 1587220, 2222108, 2539552, 2777635, 2914240, 3174440, 4444216, 5079104, 5555270, 6348880, 8888432, 11110540, 12697760, 17776864, 22221080, 25395520, 35553728, 44442160, 88884320, 177768640]

約数ペア:

[(1, 177768640), (2, 88884320), (4, 44442160), (5, 35553728), (7, 25395520), (8, 22221080), (10, 17776864), (14, 12697760), (16, 11110540), (20, 8888432), (28, 6348880), (32, 5555270), (35, 5079104), (40, 4444216), (56, 3174440), (61, 2914240), (64, 2777635), (70, 2539552), (80, 2222108), (112, 1587220), (122, 1457120), (140, 1269776), (160, 1111054), (224, 793610), (244, 728560), (280, 634888), (305, 582848), (320, 555527), (427, 416320), (448, 396805), (488, 364280), (560, 317444), (610, 291424), (854, 208160), (976, 182140), (1120, 158722), (1220, 145712), (1301, 136640), (1708, 104080), (1952, 91070), (2135, 83264), (2240, 79361), (2440, 72856), (2602, 68320), (3416, 52040), (3904, 45535), (4270, 41632), (4880, 36428), (5204, 34160), (6505, 27328), (6832, 26020), (8540, 20816), (9107, 19520), (9760, 18214), (10408, 17080), (13010, 13664)]