255526320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 320

約数和(自身を含む): 1002792960

約数和(自身を除く): 747266640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 23, 24, 28, 30, 34, 35, 40, 42, 46, 48, 51, 56, 60, 68, 69, 70, 80, 84, 85, 92, 102, 105, 112, 115, 119, 120, 136, 138, 140, 161, 168, 170, 184, 204, 210, 230, 238, 240, 255, 272, 276, 280, 322, 336, 340, 345, 357, 368, 389, 391, 408, 420, 460, 476, 483, 510, 552, 560, 595, 644, 680, 690, 714, 778, 782, 805, 816, 840, 920, 952, 966, 1020, 1104, 1167, 1173, 1190, 1288, 1360, 1380, 1428, 1556, 1564, 1610, 1680, 1785, 1840, 1904, 1932, 1945, 1955, 2040, 2334, 2346, 2380, 2415, 2576, 2723, 2737, 2760, 2856, 3112, 3128, 3220, 3570, 3864, 3890, 3910, 4080, 4668, 4692, 4760, 4830, 5446, 5474, 5520, 5712, 5835, 5865, 6224, 6256, 6440, 6613, 7140, 7728, 7780, 7820, 8169, 8211, 8947, 9336, 9384, 9520, 9660, 10892, 10948, 11670, 11730, 12880, 13226, 13615, 13685, 14280, 15560, 15640, 16338, 16422, 17894, 18672, 18768, 19320, 19839, 21784, 21896, 23340, 23460, 26452, 26841, 27230, 27370, 28560, 31120, 31280, 32676, 32844, 33065, 35788, 38640, 39678, 40845, 41055, 43568, 43792, 44735, 46291, 46680, 46920, 52904, 53682, 54460, 54740, 62629, 65352, 65688, 66130, 71576, 79356, 81690, 82110, 89470, 92582, 93360, 93840, 99195, 105808, 107364, 108920, 109480, 125258, 130704, 131376, 132260, 134205, 138873, 143152, 152099, 158712, 163380, 164220, 178940, 185164, 187887, 198390, 214728, 217840, 218960, 231455, 250516, 264520, 268410, 277746, 304198, 313145, 317424, 326760, 328440, 357880, 370328, 375774, 396780, 429456, 456297, 462910, 501032, 529040, 536820, 555492, 608396, 626290, 653520, 656880, 694365, 715760, 740656, 751548, 760495, 793560, 912594, 925820, 939435, 1002064, 1064693, 1073640, 1110984, 1216792, 1252580, 1388730, 1503096, 1520990, 1587120, 1825188, 1851640, 1878870, 2129386, 2147280, 2221968, 2281485, 2433584, 2505160, 2777460, 3006192, 3041980, 3194079, 3650376, 3703280, 3757740, 4258772, 4562970, 5010320, 5323465, 5554920, 6083960, 6388158, 7300752, 7515480, 8517544, 9125940, 10646930, 11109840, 12167920, 12776316, 15030960, 15970395, 17035088, 18251880, 21293860, 25552632, 31940790, 36503760, 42587720, 51105264, 63881580, 85175440, 127763160, 255526320]

約数ペア:

[(1, 255526320), (2, 127763160), (3, 85175440), (4, 63881580), (5, 51105264), (6, 42587720), (7, 36503760), (8, 31940790), (10, 25552632), (12, 21293860), (14, 18251880), (15, 17035088), (16, 15970395), (17, 15030960), (20, 12776316), (21, 12167920), (23, 11109840), (24, 10646930), (28, 9125940), (30, 8517544), (34, 7515480), (35, 7300752), (40, 6388158), (42, 6083960), (46, 5554920), (48, 5323465), (51, 5010320), (56, 4562970), (60, 4258772), (68, 3757740), (69, 3703280), (70, 3650376), (80, 3194079), (84, 3041980), (85, 3006192), (92, 2777460), (102, 2505160), (105, 2433584), (112, 2281485), (115, 2221968), (119, 2147280), (120, 2129386), (136, 1878870), (138, 1851640), (140, 1825188), (161, 1587120), (168, 1520990), (170, 1503096), (184, 1388730), (204, 1252580), (210, 1216792), (230, 1110984), (238, 1073640), (240, 1064693), (255, 1002064), (272, 939435), (276, 925820), (280, 912594), (322, 793560), (336, 760495), (340, 751548), (345, 740656), (357, 715760), (368, 694365), (389, 656880), (391, 653520), (408, 626290), (420, 608396), (460, 555492), (476, 536820), (483, 529040), (510, 501032), (552, 462910), (560, 456297), (595, 429456), (644, 396780), (680, 375774), (690, 370328), (714, 357880), (778, 328440), (782, 326760), (805, 317424), (816, 313145), (840, 304198), (920, 277746), (952, 268410), (966, 264520), (1020, 250516), (1104, 231455), (1167, 218960), (1173, 217840), (1190, 214728), (1288, 198390), (1360, 187887), (1380, 185164), (1428, 178940), (1556, 164220), (1564, 163380), (1610, 158712), (1680, 152099), (1785, 143152), (1840, 138873), (1904, 134205), (1932, 132260), (1945, 131376), (1955, 130704), (2040, 125258), (2334, 109480), (2346, 108920), (2380, 107364), (2415, 105808), (2576, 99195), (2723, 93840), (2737, 93360), (2760, 92582), (2856, 89470), (3112, 82110), (3128, 81690), (3220, 79356), (3570, 71576), (3864, 66130), (3890, 65688), (3910, 65352), (4080, 62629), (4668, 54740), (4692, 54460), (4760, 53682), (4830, 52904), (5446, 46920), (5474, 46680), (5520, 46291), (5712, 44735), (5835, 43792), (5865, 43568), (6224, 41055), (6256, 40845), (6440, 39678), (6613, 38640), (7140, 35788), (7728, 33065), (7780, 32844), (7820, 32676), (8169, 31280), (8211, 31120), (8947, 28560), (9336, 27370), (9384, 27230), (9520, 26841), (9660, 26452), (10892, 23460), (10948, 23340), (11670, 21896), (11730, 21784), (12880, 19839), (13226, 19320), (13615, 18768), (13685, 18672), (14280, 17894), (15560, 16422), (15640, 16338)]