805451040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3271}}^1$

素因数の和:3317

約数の個数: 240

約数和(自身を含む): 2993094720

約数和(自身を除く): 2187643680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3271, 3420, 4104, 4320, 4560, 5130, 5472, 6156, 6480, 6542, 6840, 7695, 8208, 9120, 9813, 10260, 12312, 12960, 13084, 13680, 15390, 16355, 16416, 19626, 20520, 24624, 26168, 27360, 29439, 30780, 32710, 39252, 41040, 49065, 49248, 52336, 58878, 61560, 62149, 65420, 78504, 82080, 88317, 98130, 104672, 117756, 123120, 124298, 130840, 147195, 157008, 176634, 186447, 196260, 235512, 246240, 248596, 261680, 264951, 294390, 310745, 314016, 353268, 372894, 392520, 441585, 471024, 497192, 523360, 529902, 559341, 588780, 621490, 706536, 745788, 785040, 883170, 932235, 942048, 994384, 1059804, 1118682, 1177560, 1242980, 1324755, 1413072, 1491576, 1570080, 1678023, 1766340, 1864470, 1988768, 2119608, 2237364, 2355120, 2485960, 2649510, 2796705, 2826144, 2983152, 3356046, 3532680, 3728940, 4239216, 4474728, 4710240, 4971920, 5034069, 5299020, 5593410, 5966304, 6712092, 7065360, 7457880, 8390115, 8478432, 8949456, 9943840, 10068138, 10598040, 11186820, 13424184, 14130720, 14915760, 16780230, 17898912, 20136276, 21196080, 22373640, 25170345, 26848368, 29831520, 33560460, 40272552, 42392160, 44747280, 50340690, 53696736, 67120920, 80545104, 89494560, 100681380, 134241840, 161090208, 201362760, 268483680, 402725520, 805451040]

約数ペア:

[(1, 805451040), (2, 402725520), (3, 268483680), (4, 201362760), (5, 161090208), (6, 134241840), (8, 100681380), (9, 89494560), (10, 80545104), (12, 67120920), (15, 53696736), (16, 50340690), (18, 44747280), (19, 42392160), (20, 40272552), (24, 33560460), (27, 29831520), (30, 26848368), (32, 25170345), (36, 22373640), (38, 21196080), (40, 20136276), (45, 17898912), (48, 16780230), (54, 14915760), (57, 14130720), (60, 13424184), (72, 11186820), (76, 10598040), (80, 10068138), (81, 9943840), (90, 8949456), (95, 8478432), (96, 8390115), (108, 7457880), (114, 7065360), (120, 6712092), (135, 5966304), (144, 5593410), (152, 5299020), (160, 5034069), (162, 4971920), (171, 4710240), (180, 4474728), (190, 4239216), (216, 3728940), (228, 3532680), (240, 3356046), (270, 2983152), (285, 2826144), (288, 2796705), (304, 2649510), (324, 2485960), (342, 2355120), (360, 2237364), (380, 2119608), (405, 1988768), (432, 1864470), (456, 1766340), (480, 1678023), (513, 1570080), (540, 1491576), (570, 1413072), (608, 1324755), (648, 1242980), (684, 1177560), (720, 1118682), (760, 1059804), (810, 994384), (855, 942048), (864, 932235), (912, 883170), (1026, 785040), (1080, 745788), (1140, 706536), (1296, 621490), (1368, 588780), (1440, 559341), (1520, 529902), (1539, 523360), (1620, 497192), (1710, 471024), (1824, 441585), (2052, 392520), (2160, 372894), (2280, 353268), (2565, 314016), (2592, 310745), (2736, 294390), (3040, 264951), (3078, 261680), (3240, 248596), (3271, 246240), (3420, 235512), (4104, 196260), (4320, 186447), (4560, 176634), (5130, 157008), (5472, 147195), (6156, 130840), (6480, 124298), (6542, 123120), (6840, 117756), (7695, 104672), (8208, 98130), (9120, 88317), (9813, 82080), (10260, 78504), (12312, 65420), (12960, 62149), (13084, 61560), (13680, 58878), (15390, 52336), (16355, 49248), (16416, 49065), (19626, 41040), (20520, 39252), (24624, 32710), (26168, 30780), (27360, 29439)]