247051560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{599}}^1$

素因数の和:1111

約数の個数: 128

約数和(自身を含む): 850176000

約数和(自身を除く): 603124440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 491, 599, 840, 982, 1198, 1473, 1797, 1964, 2396, 2455, 2946, 2995, 3437, 3594, 3928, 4193, 4792, 4910, 5892, 5990, 6874, 7188, 7365, 8386, 8985, 9820, 10311, 11784, 11980, 12579, 13748, 14376, 14730, 16772, 17185, 17970, 19640, 20622, 20965, 23960, 25158, 27496, 29460, 33544, 34370, 35940, 41244, 41930, 50316, 51555, 58920, 62895, 68740, 71880, 82488, 83860, 100632, 103110, 125790, 137480, 167720, 206220, 251580, 294109, 412440, 503160, 588218, 882327, 1176436, 1470545, 1764654, 2058763, 2352872, 2941090, 3529308, 4117526, 4411635, 5882180, 6176289, 7058616, 8235052, 8823270, 10293815, 11764360, 12352578, 16470104, 17646540, 20587630, 24705156, 30881445, 35293080, 41175260, 49410312, 61762890, 82350520, 123525780, 247051560]

約数ペア:

[(1, 247051560), (2, 123525780), (3, 82350520), (4, 61762890), (5, 49410312), (6, 41175260), (7, 35293080), (8, 30881445), (10, 24705156), (12, 20587630), (14, 17646540), (15, 16470104), (20, 12352578), (21, 11764360), (24, 10293815), (28, 8823270), (30, 8235052), (35, 7058616), (40, 6176289), (42, 5882180), (56, 4411635), (60, 4117526), (70, 3529308), (84, 2941090), (105, 2352872), (120, 2058763), (140, 1764654), (168, 1470545), (210, 1176436), (280, 882327), (420, 588218), (491, 503160), (599, 412440), (840, 294109), (982, 251580), (1198, 206220), (1473, 167720), (1797, 137480), (1964, 125790), (2396, 103110), (2455, 100632), (2946, 83860), (2995, 82488), (3437, 71880), (3594, 68740), (3928, 62895), (4193, 58920), (4792, 51555), (4910, 50316), (5892, 41930), (5990, 41244), (6874, 35940), (7188, 34370), (7365, 33544), (8386, 29460), (8985, 27496), (9820, 25158), (10311, 23960), (11784, 20965), (11980, 20622), (12579, 19640), (13748, 17970), (14376, 17185), (14730, 16772)]