256841200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:336

約数の個数: 240

約数和(自身を含む): 797091840

約数和(自身を除く): 540250640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 31, 35, 40, 44, 50, 55, 56, 62, 70, 77, 80, 88, 100, 110, 112, 124, 140, 154, 155, 175, 176, 200, 217, 220, 248, 269, 275, 280, 308, 310, 341, 350, 385, 400, 434, 440, 496, 538, 550, 560, 616, 620, 682, 700, 770, 775, 868, 880, 1076, 1085, 1100, 1232, 1240, 1345, 1364, 1400, 1540, 1550, 1705, 1736, 1883, 1925, 2152, 2170, 2200, 2387, 2480, 2690, 2728, 2800, 2959, 3080, 3100, 3410, 3472, 3766, 3850, 4304, 4340, 4400, 4774, 5380, 5425, 5456, 5918, 6160, 6200, 6725, 6820, 7532, 7700, 8339, 8525, 8680, 9415, 9548, 10760, 10850, 11836, 11935, 12400, 13450, 13640, 14795, 15064, 15400, 16678, 17050, 17360, 18830, 19096, 20713, 21520, 21700, 23672, 23870, 26900, 27280, 29590, 30128, 30800, 33356, 34100, 37660, 38192, 41426, 41695, 43400, 47075, 47344, 47740, 53800, 58373, 59180, 59675, 66712, 68200, 73975, 75320, 82852, 83390, 86800, 91729, 94150, 95480, 103565, 107600, 116746, 118360, 119350, 133424, 136400, 147950, 150640, 165704, 166780, 183458, 188300, 190960, 207130, 208475, 233492, 236720, 238700, 291865, 295900, 331408, 333560, 366916, 376600, 414260, 416950, 458645, 466984, 477400, 517825, 583730, 591800, 642103, 667120, 733832, 753200, 828520, 833900, 917290, 933968, 954800, 1035650, 1167460, 1183600, 1284206, 1459325, 1467664, 1657040, 1667800, 1834580, 2071300, 2293225, 2334920, 2568412, 2918650, 3210515, 3335600, 3669160, 4142600, 4586450, 4669840, 5136824, 5837300, 6421030, 7338320, 8285200, 9172900, 10273648, 11674600, 12842060, 16052575, 18345800, 23349200, 25684120, 32105150, 36691600, 51368240, 64210300, 128420600, 256841200]

約数ペア:

[(1, 256841200), (2, 128420600), (4, 64210300), (5, 51368240), (7, 36691600), (8, 32105150), (10, 25684120), (11, 23349200), (14, 18345800), (16, 16052575), (20, 12842060), (22, 11674600), (25, 10273648), (28, 9172900), (31, 8285200), (35, 7338320), (40, 6421030), (44, 5837300), (50, 5136824), (55, 4669840), (56, 4586450), (62, 4142600), (70, 3669160), (77, 3335600), (80, 3210515), (88, 2918650), (100, 2568412), (110, 2334920), (112, 2293225), (124, 2071300), (140, 1834580), (154, 1667800), (155, 1657040), (175, 1467664), (176, 1459325), (200, 1284206), (217, 1183600), (220, 1167460), (248, 1035650), (269, 954800), (275, 933968), (280, 917290), (308, 833900), (310, 828520), (341, 753200), (350, 733832), (385, 667120), (400, 642103), (434, 591800), (440, 583730), (496, 517825), (538, 477400), (550, 466984), (560, 458645), (616, 416950), (620, 414260), (682, 376600), (700, 366916), (770, 333560), (775, 331408), (868, 295900), (880, 291865), (1076, 238700), (1085, 236720), (1100, 233492), (1232, 208475), (1240, 207130), (1345, 190960), (1364, 188300), (1400, 183458), (1540, 166780), (1550, 165704), (1705, 150640), (1736, 147950), (1883, 136400), (1925, 133424), (2152, 119350), (2170, 118360), (2200, 116746), (2387, 107600), (2480, 103565), (2690, 95480), (2728, 94150), (2800, 91729), (2959, 86800), (3080, 83390), (3100, 82852), (3410, 75320), (3472, 73975), (3766, 68200), (3850, 66712), (4304, 59675), (4340, 59180), (4400, 58373), (4774, 53800), (5380, 47740), (5425, 47344), (5456, 47075), (5918, 43400), (6160, 41695), (6200, 41426), (6725, 38192), (6820, 37660), (7532, 34100), (7700, 33356), (8339, 30800), (8525, 30128), (8680, 29590), (9415, 27280), (9548, 26900), (10760, 23870), (10850, 23672), (11836, 21700), (11935, 21520), (12400, 20713), (13450, 19096), (13640, 18830), (14795, 17360), (15064, 17050), (15400, 16678)]