138730900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 384975360

約数和(自身を除く): 246244460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 43, 44, 50, 55, 70, 77, 86, 100, 110, 140, 154, 172, 175, 215, 220, 275, 301, 308, 350, 385, 419, 430, 473, 550, 602, 700, 770, 838, 860, 946, 1075, 1100, 1204, 1505, 1540, 1676, 1892, 1925, 2095, 2150, 2365, 2933, 3010, 3311, 3850, 4190, 4300, 4609, 4730, 5866, 6020, 6622, 7525, 7700, 8380, 9218, 9460, 10475, 11732, 11825, 13244, 14665, 15050, 16555, 18017, 18436, 20950, 23045, 23650, 29330, 30100, 32263, 33110, 36034, 41900, 46090, 47300, 58660, 64526, 66220, 72068, 73325, 82775, 90085, 92180, 115225, 126119, 129052, 146650, 161315, 165550, 180170, 198187, 230450, 252238, 293300, 322630, 331100, 360340, 396374, 450425, 460900, 504476, 630595, 645260, 792748, 806575, 900850, 990935, 1261190, 1387309, 1613150, 1801700, 1981870, 2522380, 2774618, 3152975, 3226300, 3963740, 4954675, 5549236, 6305950, 6936545, 9909350, 12611900, 13873090, 19818700, 27746180, 34682725, 69365450, 138730900]

約数ペア:

[(1, 138730900), (2, 69365450), (4, 34682725), (5, 27746180), (7, 19818700), (10, 13873090), (11, 12611900), (14, 9909350), (20, 6936545), (22, 6305950), (25, 5549236), (28, 4954675), (35, 3963740), (43, 3226300), (44, 3152975), (50, 2774618), (55, 2522380), (70, 1981870), (77, 1801700), (86, 1613150), (100, 1387309), (110, 1261190), (140, 990935), (154, 900850), (172, 806575), (175, 792748), (215, 645260), (220, 630595), (275, 504476), (301, 460900), (308, 450425), (350, 396374), (385, 360340), (419, 331100), (430, 322630), (473, 293300), (550, 252238), (602, 230450), (700, 198187), (770, 180170), (838, 165550), (860, 161315), (946, 146650), (1075, 129052), (1100, 126119), (1204, 115225), (1505, 92180), (1540, 90085), (1676, 82775), (1892, 73325), (1925, 72068), (2095, 66220), (2150, 64526), (2365, 58660), (2933, 47300), (3010, 46090), (3311, 41900), (3850, 36034), (4190, 33110), (4300, 32263), (4609, 30100), (4730, 29330), (5866, 23650), (6020, 23045), (6622, 20950), (7525, 18436), (7700, 18017), (8380, 16555), (9218, 15050), (9460, 14665), (10475, 13244), (11732, 11825)]