1320347600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 240

約数和(自身を含む): 3824380224

約数和(自身を除く): 2504032624

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 41, 44, 50, 52, 55, 65, 80, 82, 88, 100, 104, 110, 130, 143, 164, 176, 200, 205, 208, 220, 260, 275, 286, 325, 328, 400, 410, 440, 451, 520, 533, 550, 563, 572, 650, 656, 715, 820, 880, 902, 1025, 1040, 1066, 1100, 1126, 1144, 1300, 1430, 1640, 1804, 2050, 2132, 2200, 2252, 2255, 2288, 2600, 2665, 2815, 2860, 3280, 3575, 3608, 4100, 4264, 4400, 4504, 4510, 5200, 5330, 5630, 5720, 5863, 6193, 7150, 7216, 7319, 8200, 8528, 9008, 9020, 10660, 11260, 11275, 11440, 11726, 12386, 13325, 14075, 14300, 14638, 16400, 18040, 21320, 22520, 22550, 23083, 23452, 24772, 26650, 28150, 28600, 29276, 29315, 30965, 36080, 36595, 42640, 45040, 45100, 46166, 46904, 49544, 53300, 56300, 57200, 58552, 58630, 61930, 73190, 80509, 90200, 92332, 93808, 99088, 106600, 112600, 115415, 117104, 117260, 123860, 146380, 146575, 154825, 161018, 180400, 182975, 184664, 213200, 225200, 230830, 234520, 247720, 253913, 292760, 293150, 300079, 309650, 322036, 365950, 369328, 402545, 461660, 469040, 495440, 507826, 577075, 585520, 586300, 600158, 619300, 644072, 731900, 805090, 923320, 1015652, 1154150, 1172600, 1200316, 1238600, 1269565, 1288144, 1463800, 1500395, 1610180, 1846640, 2012725, 2031304, 2308300, 2345200, 2400632, 2477200, 2539130, 2927600, 3000790, 3220360, 3300869, 4025450, 4062608, 4616600, 4801264, 5078260, 6001580, 6347825, 6440720, 6601738, 7501975, 8050900, 9233200, 10156520, 12003160, 12695650, 13203476, 15003950, 16101800, 16504345, 20313040, 24006320, 25391300, 26406952, 30007900, 32203600, 33008690, 50782600, 52813904, 60015800, 66017380, 82521725, 101565200, 120031600, 132034760, 165043450, 264069520, 330086900, 660173800, 1320347600]

約数ペア:

[(1, 1320347600), (2, 660173800), (4, 330086900), (5, 264069520), (8, 165043450), (10, 132034760), (11, 120031600), (13, 101565200), (16, 82521725), (20, 66017380), (22, 60015800), (25, 52813904), (26, 50782600), (40, 33008690), (41, 32203600), (44, 30007900), (50, 26406952), (52, 25391300), (55, 24006320), (65, 20313040), (80, 16504345), (82, 16101800), (88, 15003950), (100, 13203476), (104, 12695650), (110, 12003160), (130, 10156520), (143, 9233200), (164, 8050900), (176, 7501975), (200, 6601738), (205, 6440720), (208, 6347825), (220, 6001580), (260, 5078260), (275, 4801264), (286, 4616600), (325, 4062608), (328, 4025450), (400, 3300869), (410, 3220360), (440, 3000790), (451, 2927600), (520, 2539130), (533, 2477200), (550, 2400632), (563, 2345200), (572, 2308300), (650, 2031304), (656, 2012725), (715, 1846640), (820, 1610180), (880, 1500395), (902, 1463800), (1025, 1288144), (1040, 1269565), (1066, 1238600), (1100, 1200316), (1126, 1172600), (1144, 1154150), (1300, 1015652), (1430, 923320), (1640, 805090), (1804, 731900), (2050, 644072), (2132, 619300), (2200, 600158), (2252, 586300), (2255, 585520), (2288, 577075), (2600, 507826), (2665, 495440), (2815, 469040), (2860, 461660), (3280, 402545), (3575, 369328), (3608, 365950), (4100, 322036), (4264, 309650), (4400, 300079), (4504, 293150), (4510, 292760), (5200, 253913), (5330, 247720), (5630, 234520), (5720, 230830), (5863, 225200), (6193, 213200), (7150, 184664), (7216, 182975), (7319, 180400), (8200, 161018), (8528, 154825), (9008, 146575), (9020, 146380), (10660, 123860), (11260, 117260), (11275, 117104), (11440, 115415), (11726, 112600), (12386, 106600), (13325, 99088), (14075, 93808), (14300, 92332), (14638, 90200), (16400, 80509), (18040, 73190), (21320, 61930), (22520, 58630), (22550, 58552), (23083, 57200), (23452, 56300), (24772, 53300), (26650, 49544), (28150, 46904), (28600, 46166), (29276, 45100), (29315, 45040), (30965, 42640), (36080, 36595)]