28521900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 101285184

約数和(自身を除く): 72763284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 43, 44, 45, 50, 55, 60, 66, 67, 75, 86, 90, 99, 100, 110, 129, 132, 134, 150, 165, 172, 180, 198, 201, 215, 220, 225, 258, 268, 275, 300, 330, 335, 387, 396, 402, 430, 450, 473, 495, 516, 550, 603, 645, 660, 670, 737, 774, 804, 825, 860, 900, 946, 990, 1005, 1075, 1100, 1206, 1290, 1340, 1419, 1474, 1548, 1650, 1675, 1892, 1935, 1980, 2010, 2150, 2211, 2365, 2412, 2475, 2580, 2838, 2881, 2948, 3015, 3225, 3300, 3350, 3685, 3870, 4020, 4257, 4300, 4422, 4730, 4950, 5025, 5676, 5762, 6030, 6450, 6633, 6700, 7095, 7370, 7740, 8514, 8643, 8844, 9460, 9675, 9900, 10050, 11055, 11524, 11825, 12060, 12900, 13266, 14190, 14405, 14740, 15075, 17028, 17286, 18425, 19350, 20100, 21285, 22110, 23650, 25929, 26532, 28380, 28810, 30150, 31691, 33165, 34572, 35475, 36850, 38700, 42570, 43215, 44220, 47300, 51858, 55275, 57620, 60300, 63382, 66330, 70950, 72025, 73700, 85140, 86430, 95073, 103716, 106425, 110550, 126764, 129645, 132660, 141900, 144050, 158455, 165825, 172860, 190146, 212850, 216075, 221100, 259290, 285219, 288100, 316910, 331650, 380292, 425700, 432150, 475365, 518580, 570438, 633820, 648225, 663300, 792275, 864300, 950730, 1140876, 1296450, 1426095, 1584550, 1901460, 2376825, 2592900, 2852190, 3169100, 4753650, 5704380, 7130475, 9507300, 14260950, 28521900]

約数ペア:

[(1, 28521900), (2, 14260950), (3, 9507300), (4, 7130475), (5, 5704380), (6, 4753650), (9, 3169100), (10, 2852190), (11, 2592900), (12, 2376825), (15, 1901460), (18, 1584550), (20, 1426095), (22, 1296450), (25, 1140876), (30, 950730), (33, 864300), (36, 792275), (43, 663300), (44, 648225), (45, 633820), (50, 570438), (55, 518580), (60, 475365), (66, 432150), (67, 425700), (75, 380292), (86, 331650), (90, 316910), (99, 288100), (100, 285219), (110, 259290), (129, 221100), (132, 216075), (134, 212850), (150, 190146), (165, 172860), (172, 165825), (180, 158455), (198, 144050), (201, 141900), (215, 132660), (220, 129645), (225, 126764), (258, 110550), (268, 106425), (275, 103716), (300, 95073), (330, 86430), (335, 85140), (387, 73700), (396, 72025), (402, 70950), (430, 66330), (450, 63382), (473, 60300), (495, 57620), (516, 55275), (550, 51858), (603, 47300), (645, 44220), (660, 43215), (670, 42570), (737, 38700), (774, 36850), (804, 35475), (825, 34572), (860, 33165), (900, 31691), (946, 30150), (990, 28810), (1005, 28380), (1075, 26532), (1100, 25929), (1206, 23650), (1290, 22110), (1340, 21285), (1419, 20100), (1474, 19350), (1548, 18425), (1650, 17286), (1675, 17028), (1892, 15075), (1935, 14740), (1980, 14405), (2010, 14190), (2150, 13266), (2211, 12900), (2365, 12060), (2412, 11825), (2475, 11524), (2580, 11055), (2838, 10050), (2881, 9900), (2948, 9675), (3015, 9460), (3225, 8844), (3300, 8643), (3350, 8514), (3685, 7740), (3870, 7370), (4020, 7095), (4257, 6700), (4300, 6633), (4422, 6450), (4730, 6030), (4950, 5762), (5025, 5676)]