168496640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 160

約数和(自身を含む): 447533856

約数和(自身を除く): 279037216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 83, 104, 122, 128, 130, 160, 166, 208, 244, 256, 260, 305, 320, 332, 415, 416, 488, 512, 520, 610, 640, 664, 793, 830, 832, 976, 1040, 1079, 1220, 1280, 1328, 1586, 1660, 1664, 1952, 2080, 2158, 2440, 2560, 2656, 3172, 3320, 3328, 3904, 3965, 4160, 4316, 4880, 5063, 5312, 5395, 6344, 6640, 6656, 7808, 7930, 8320, 8632, 9760, 10126, 10624, 10790, 12688, 13280, 15616, 15860, 16640, 17264, 19520, 20252, 21248, 21580, 25315, 25376, 26560, 31232, 31720, 33280, 34528, 39040, 40504, 42496, 43160, 50630, 50752, 53120, 63440, 65819, 69056, 78080, 81008, 86320, 101260, 101504, 106240, 126880, 131638, 138112, 156160, 162016, 172640, 202520, 203008, 212480, 253760, 263276, 276224, 324032, 329095, 345280, 405040, 406016, 507520, 526552, 552448, 648064, 658190, 690560, 810080, 1015040, 1053104, 1296128, 1316380, 1381120, 1620160, 2030080, 2106208, 2592256, 2632760, 2762240, 3240320, 4212416, 5265520, 6480640, 8424832, 10531040, 12961280, 16849664, 21062080, 33699328, 42124160, 84248320, 168496640]

約数ペア:

[(1, 168496640), (2, 84248320), (4, 42124160), (5, 33699328), (8, 21062080), (10, 16849664), (13, 12961280), (16, 10531040), (20, 8424832), (26, 6480640), (32, 5265520), (40, 4212416), (52, 3240320), (61, 2762240), (64, 2632760), (65, 2592256), (80, 2106208), (83, 2030080), (104, 1620160), (122, 1381120), (128, 1316380), (130, 1296128), (160, 1053104), (166, 1015040), (208, 810080), (244, 690560), (256, 658190), (260, 648064), (305, 552448), (320, 526552), (332, 507520), (415, 406016), (416, 405040), (488, 345280), (512, 329095), (520, 324032), (610, 276224), (640, 263276), (664, 253760), (793, 212480), (830, 203008), (832, 202520), (976, 172640), (1040, 162016), (1079, 156160), (1220, 138112), (1280, 131638), (1328, 126880), (1586, 106240), (1660, 101504), (1664, 101260), (1952, 86320), (2080, 81008), (2158, 78080), (2440, 69056), (2560, 65819), (2656, 63440), (3172, 53120), (3320, 50752), (3328, 50630), (3904, 43160), (3965, 42496), (4160, 40504), (4316, 39040), (4880, 34528), (5063, 33280), (5312, 31720), (5395, 31232), (6344, 26560), (6640, 25376), (6656, 25315), (7808, 21580), (7930, 21248), (8320, 20252), (8632, 19520), (9760, 17264), (10126, 16640), (10624, 15860), (10790, 15616), (12688, 13280)]