428670720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:447

約数の個数: 216

約数和(自身を含む): 1499936256

約数和(自身を除く): 1071265536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 240, 254, 256, 288, 293, 320, 360, 381, 384, 480, 508, 576, 586, 635, 640, 720, 762, 768, 879, 960, 1016, 1143, 1152, 1172, 1270, 1280, 1440, 1465, 1524, 1758, 1905, 1920, 2032, 2286, 2304, 2344, 2540, 2637, 2880, 2930, 3048, 3516, 3810, 3840, 4064, 4395, 4572, 4688, 5080, 5274, 5715, 5760, 5860, 6096, 7032, 7620, 8128, 8790, 9144, 9376, 10160, 10548, 11430, 11520, 11720, 12192, 13185, 14064, 15240, 16256, 17580, 18288, 18752, 20320, 21096, 22860, 23440, 24384, 26370, 28128, 30480, 32512, 35160, 36576, 37211, 37504, 40640, 42192, 45720, 46880, 48768, 52740, 56256, 60960, 70320, 73152, 74422, 75008, 81280, 84384, 91440, 93760, 97536, 105480, 111633, 112512, 121920, 140640, 146304, 148844, 162560, 168768, 182880, 186055, 187520, 210960, 223266, 225024, 243840, 281280, 292608, 297688, 334899, 337536, 365760, 372110, 375040, 421920, 446532, 487680, 558165, 562560, 595376, 669798, 675072, 731520, 744220, 843840, 893064, 1116330, 1125120, 1190752, 1339596, 1463040, 1488440, 1674495, 1687680, 1786128, 2232660, 2381504, 2679192, 2976880, 3348990, 3375360, 3572256, 4465320, 4763008, 5358384, 5953760, 6697980, 7144512, 8930640, 9526016, 10716768, 11907520, 13395960, 14289024, 17861280, 21433536, 23815040, 26791920, 28578048, 35722560, 42867072, 47630080, 53583840, 71445120, 85734144, 107167680, 142890240, 214335360, 428670720]

約数ペア:

[(1, 428670720), (2, 214335360), (3, 142890240), (4, 107167680), (5, 85734144), (6, 71445120), (8, 53583840), (9, 47630080), (10, 42867072), (12, 35722560), (15, 28578048), (16, 26791920), (18, 23815040), (20, 21433536), (24, 17861280), (30, 14289024), (32, 13395960), (36, 11907520), (40, 10716768), (45, 9526016), (48, 8930640), (60, 7144512), (64, 6697980), (72, 5953760), (80, 5358384), (90, 4763008), (96, 4465320), (120, 3572256), (127, 3375360), (128, 3348990), (144, 2976880), (160, 2679192), (180, 2381504), (192, 2232660), (240, 1786128), (254, 1687680), (256, 1674495), (288, 1488440), (293, 1463040), (320, 1339596), (360, 1190752), (381, 1125120), (384, 1116330), (480, 893064), (508, 843840), (576, 744220), (586, 731520), (635, 675072), (640, 669798), (720, 595376), (762, 562560), (768, 558165), (879, 487680), (960, 446532), (1016, 421920), (1143, 375040), (1152, 372110), (1172, 365760), (1270, 337536), (1280, 334899), (1440, 297688), (1465, 292608), (1524, 281280), (1758, 243840), (1905, 225024), (1920, 223266), (2032, 210960), (2286, 187520), (2304, 186055), (2344, 182880), (2540, 168768), (2637, 162560), (2880, 148844), (2930, 146304), (3048, 140640), (3516, 121920), (3810, 112512), (3840, 111633), (4064, 105480), (4395, 97536), (4572, 93760), (4688, 91440), (5080, 84384), (5274, 81280), (5715, 75008), (5760, 74422), (5860, 73152), (6096, 70320), (7032, 60960), (7620, 56256), (8128, 52740), (8790, 48768), (9144, 46880), (9376, 45720), (10160, 42192), (10548, 40640), (11430, 37504), (11520, 37211), (11720, 36576), (12192, 35160), (13185, 32512), (14064, 30480), (15240, 28128), (16256, 26370), (17580, 24384), (18288, 23440), (18752, 22860), (20320, 21096)]