291235680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{769}}^1$

素因数の和:1053

約数の個数: 144

約数和(自身を含む): 998917920

約数和(自身を除く): 707682240

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 263, 288, 360, 480, 526, 720, 769, 789, 1052, 1315, 1440, 1538, 1578, 2104, 2307, 2367, 2630, 3076, 3156, 3845, 3945, 4208, 4614, 4734, 5260, 6152, 6312, 6921, 7690, 7890, 8416, 9228, 9468, 10520, 11535, 11835, 12304, 12624, 13842, 15380, 15780, 18456, 18936, 21040, 23070, 23670, 24608, 25248, 27684, 30760, 31560, 34605, 36912, 37872, 42080, 46140, 47340, 55368, 61520, 63120, 69210, 73824, 75744, 92280, 94680, 110736, 123040, 126240, 138420, 184560, 189360, 202247, 221472, 276840, 369120, 378720, 404494, 553680, 606741, 808988, 1011235, 1107360, 1213482, 1617976, 1820223, 2022470, 2426964, 3033705, 3235952, 3640446, 4044940, 4853928, 6067410, 6471904, 7280892, 8089880, 9101115, 9707856, 12134820, 14561784, 16179760, 18202230, 19415712, 24269640, 29123568, 32359520, 36404460, 48539280, 58247136, 72808920, 97078560, 145617840, 291235680]

約数ペア:

[(1, 291235680), (2, 145617840), (3, 97078560), (4, 72808920), (5, 58247136), (6, 48539280), (8, 36404460), (9, 32359520), (10, 29123568), (12, 24269640), (15, 19415712), (16, 18202230), (18, 16179760), (20, 14561784), (24, 12134820), (30, 9707856), (32, 9101115), (36, 8089880), (40, 7280892), (45, 6471904), (48, 6067410), (60, 4853928), (72, 4044940), (80, 3640446), (90, 3235952), (96, 3033705), (120, 2426964), (144, 2022470), (160, 1820223), (180, 1617976), (240, 1213482), (263, 1107360), (288, 1011235), (360, 808988), (480, 606741), (526, 553680), (720, 404494), (769, 378720), (789, 369120), (1052, 276840), (1315, 221472), (1440, 202247), (1538, 189360), (1578, 184560), (2104, 138420), (2307, 126240), (2367, 123040), (2630, 110736), (3076, 94680), (3156, 92280), (3845, 75744), (3945, 73824), (4208, 69210), (4614, 63120), (4734, 61520), (5260, 55368), (6152, 47340), (6312, 46140), (6921, 42080), (7690, 37872), (7890, 36912), (8416, 34605), (9228, 31560), (9468, 30760), (10520, 27684), (11535, 25248), (11835, 24608), (12304, 23670), (12624, 23070), (13842, 21040), (15380, 18936), (15780, 18456)]