393339520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4621}}^1$

素因数の和:4666

約数の個数: 128

約数和(自身を含む): 1131465600

約数和(自身を除く): 738126080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 4621, 5320, 6080, 8512, 9242, 10640, 12160, 17024, 18484, 21280, 23105, 32347, 36968, 42560, 46210, 64694, 73936, 85120, 87799, 92420, 129388, 147872, 161735, 175598, 184840, 258776, 295744, 323470, 351196, 369680, 438995, 517552, 591488, 614593, 646940, 702392, 739360, 877990, 1035104, 1229186, 1293880, 1404784, 1478720, 1755980, 2070208, 2458372, 2587760, 2809568, 2957440, 3072965, 3511960, 4140416, 4916744, 5175520, 5619136, 6145930, 7023920, 9833488, 10351040, 11238272, 12291860, 14047840, 19666976, 20702080, 24583720, 28095680, 39333952, 49167440, 56191360, 78667904, 98334880, 196669760, 393339520]

約数ペア:

[(1, 393339520), (2, 196669760), (4, 98334880), (5, 78667904), (7, 56191360), (8, 49167440), (10, 39333952), (14, 28095680), (16, 24583720), (19, 20702080), (20, 19666976), (28, 14047840), (32, 12291860), (35, 11238272), (38, 10351040), (40, 9833488), (56, 7023920), (64, 6145930), (70, 5619136), (76, 5175520), (80, 4916744), (95, 4140416), (112, 3511960), (128, 3072965), (133, 2957440), (140, 2809568), (152, 2587760), (160, 2458372), (190, 2070208), (224, 1755980), (266, 1478720), (280, 1404784), (304, 1293880), (320, 1229186), (380, 1035104), (448, 877990), (532, 739360), (560, 702392), (608, 646940), (640, 614593), (665, 591488), (760, 517552), (896, 438995), (1064, 369680), (1120, 351196), (1216, 323470), (1330, 295744), (1520, 258776), (2128, 184840), (2240, 175598), (2432, 161735), (2660, 147872), (3040, 129388), (4256, 92420), (4480, 87799), (4621, 85120), (5320, 73936), (6080, 64694), (8512, 46210), (9242, 42560), (10640, 36968), (12160, 32347), (17024, 23105), (18484, 21280)]