42775740

素因数分解:

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

素因数の和:2036

約数の個数: 144

約数和(自身を含む): 157090752

約数和(自身を除く): 114315012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 1997, 2142, 2380, 3060, 3570, 3994, 4284, 5355, 5991, 7140, 7988, 9985, 10710, 11982, 13979, 17973, 19970, 21420, 23964, 27958, 29955, 33949, 35946, 39940, 41937, 55916, 59910, 67898, 69895, 71892, 83874, 89865, 101847, 119820, 125811, 135796, 139790, 167748, 169745, 179730, 203694, 209685, 237643, 251622, 279580, 305541, 339490, 359460, 407388, 419370, 475286, 503244, 509235, 611082, 629055, 678980, 712929, 838740, 950572, 1018470, 1188215, 1222164, 1258110, 1425858, 1527705, 2036940, 2138787, 2376430, 2516220, 2851716, 3055410, 3564645, 4277574, 4752860, 6110820, 7129290, 8555148, 10693935, 14258580, 21387870, 42775740]

約数ペア:

[(1, 42775740), (2, 21387870), (3, 14258580), (4, 10693935), (5, 8555148), (6, 7129290), (7, 6110820), (9, 4752860), (10, 4277574), (12, 3564645), (14, 3055410), (15, 2851716), (17, 2516220), (18, 2376430), (20, 2138787), (21, 2036940), (28, 1527705), (30, 1425858), (34, 1258110), (35, 1222164), (36, 1188215), (42, 1018470), (45, 950572), (51, 838740), (60, 712929), (63, 678980), (68, 629055), (70, 611082), (84, 509235), (85, 503244), (90, 475286), (102, 419370), (105, 407388), (119, 359460), (126, 339490), (140, 305541), (153, 279580), (170, 251622), (180, 237643), (204, 209685), (210, 203694), (238, 179730), (252, 169745), (255, 167748), (306, 139790), (315, 135796), (340, 125811), (357, 119820), (420, 101847), (476, 89865), (510, 83874), (595, 71892), (612, 69895), (630, 67898), (714, 59910), (765, 55916), (1020, 41937), (1071, 39940), (1190, 35946), (1260, 33949), (1428, 29955), (1530, 27958), (1785, 23964), (1997, 21420), (2142, 19970), (2380, 17973), (3060, 13979), (3570, 11982), (3994, 10710), (4284, 9985), (5355, 7988), (5991, 7140)]