213878700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2041

約数の個数: 216

約数和(自身を含む): 811635552

約数和(自身を除く): 597756852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 25, 28, 30, 34, 35, 36, 42, 45, 50, 51, 60, 63, 68, 70, 75, 84, 85, 90, 100, 102, 105, 119, 126, 140, 150, 153, 170, 175, 180, 204, 210, 225, 238, 252, 255, 300, 306, 315, 340, 350, 357, 420, 425, 450, 476, 510, 525, 595, 612, 630, 700, 714, 765, 850, 900, 1020, 1050, 1071, 1190, 1260, 1275, 1428, 1530, 1575, 1700, 1785, 1997, 2100, 2142, 2380, 2550, 2975, 3060, 3150, 3570, 3825, 3994, 4284, 5100, 5355, 5950, 5991, 6300, 7140, 7650, 7988, 8925, 9985, 10710, 11900, 11982, 13979, 15300, 17850, 17973, 19970, 21420, 23964, 26775, 27958, 29955, 33949, 35700, 35946, 39940, 41937, 49925, 53550, 55916, 59910, 67898, 69895, 71892, 83874, 89865, 99850, 101847, 107100, 119820, 125811, 135796, 139790, 149775, 167748, 169745, 179730, 199700, 203694, 209685, 237643, 251622, 279580, 299550, 305541, 339490, 349475, 359460, 407388, 419370, 449325, 475286, 503244, 509235, 599100, 611082, 629055, 678980, 698950, 712929, 838740, 848725, 898650, 950572, 1018470, 1048425, 1188215, 1222164, 1258110, 1397900, 1425858, 1527705, 1697450, 1797300, 2036940, 2096850, 2138787, 2376430, 2516220, 2546175, 2851716, 3055410, 3145275, 3394900, 3564645, 4193700, 4277574, 4752860, 5092350, 5941075, 6110820, 6290550, 7129290, 7638525, 8555148, 10184700, 10693935, 11882150, 12581100, 14258580, 15277050, 17823225, 21387870, 23764300, 30554100, 35646450, 42775740, 53469675, 71292900, 106939350, 213878700]

約数ペア:

[(1, 213878700), (2, 106939350), (3, 71292900), (4, 53469675), (5, 42775740), (6, 35646450), (7, 30554100), (9, 23764300), (10, 21387870), (12, 17823225), (14, 15277050), (15, 14258580), (17, 12581100), (18, 11882150), (20, 10693935), (21, 10184700), (25, 8555148), (28, 7638525), (30, 7129290), (34, 6290550), (35, 6110820), (36, 5941075), (42, 5092350), (45, 4752860), (50, 4277574), (51, 4193700), (60, 3564645), (63, 3394900), (68, 3145275), (70, 3055410), (75, 2851716), (84, 2546175), (85, 2516220), (90, 2376430), (100, 2138787), (102, 2096850), (105, 2036940), (119, 1797300), (126, 1697450), (140, 1527705), (150, 1425858), (153, 1397900), (170, 1258110), (175, 1222164), (180, 1188215), (204, 1048425), (210, 1018470), (225, 950572), (238, 898650), (252, 848725), (255, 838740), (300, 712929), (306, 698950), (315, 678980), (340, 629055), (350, 611082), (357, 599100), (420, 509235), (425, 503244), (450, 475286), (476, 449325), (510, 419370), (525, 407388), (595, 359460), (612, 349475), (630, 339490), (700, 305541), (714, 299550), (765, 279580), (850, 251622), (900, 237643), (1020, 209685), (1050, 203694), (1071, 199700), (1190, 179730), (1260, 169745), (1275, 167748), (1428, 149775), (1530, 139790), (1575, 135796), (1700, 125811), (1785, 119820), (1997, 107100), (2100, 101847), (2142, 99850), (2380, 89865), (2550, 83874), (2975, 71892), (3060, 69895), (3150, 67898), (3570, 59910), (3825, 55916), (3994, 53550), (4284, 49925), (5100, 41937), (5355, 39940), (5950, 35946), (5991, 35700), (6300, 33949), (7140, 29955), (7650, 27958), (7988, 26775), (8925, 23964), (9985, 21420), (10710, 19970), (11900, 17973), (11982, 17850), (13979, 15300)]