111720168

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2056

約数の個数: 128

約数和(自身を含む): 364435200

約数和(自身を除く): 252715032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 37, 42, 54, 56, 63, 72, 74, 84, 108, 111, 126, 148, 168, 189, 216, 222, 252, 259, 296, 333, 378, 444, 504, 518, 666, 756, 777, 888, 999, 1036, 1332, 1512, 1554, 1997, 1998, 2072, 2331, 2664, 3108, 3994, 3996, 4662, 5991, 6216, 6993, 7988, 7992, 9324, 11982, 13979, 13986, 15976, 17973, 18648, 23964, 27958, 27972, 35946, 41937, 47928, 53919, 55916, 55944, 71892, 73889, 83874, 107838, 111832, 125811, 143784, 147778, 167748, 215676, 221667, 251622, 295556, 335496, 377433, 431352, 443334, 503244, 517223, 591112, 665001, 754866, 886668, 1006488, 1034446, 1330002, 1509732, 1551669, 1773336, 1995003, 2068892, 2660004, 3019464, 3103338, 3990006, 4137784, 4655007, 5320008, 6206676, 7980012, 9310014, 12413352, 13965021, 15960024, 18620028, 27930042, 37240056, 55860084, 111720168]

約数ペア:

[(1, 111720168), (2, 55860084), (3, 37240056), (4, 27930042), (6, 18620028), (7, 15960024), (8, 13965021), (9, 12413352), (12, 9310014), (14, 7980012), (18, 6206676), (21, 5320008), (24, 4655007), (27, 4137784), (28, 3990006), (36, 3103338), (37, 3019464), (42, 2660004), (54, 2068892), (56, 1995003), (63, 1773336), (72, 1551669), (74, 1509732), (84, 1330002), (108, 1034446), (111, 1006488), (126, 886668), (148, 754866), (168, 665001), (189, 591112), (216, 517223), (222, 503244), (252, 443334), (259, 431352), (296, 377433), (333, 335496), (378, 295556), (444, 251622), (504, 221667), (518, 215676), (666, 167748), (756, 147778), (777, 143784), (888, 125811), (999, 111832), (1036, 107838), (1332, 83874), (1512, 73889), (1554, 71892), (1997, 55944), (1998, 55916), (2072, 53919), (2331, 47928), (2664, 41937), (3108, 35946), (3994, 27972), (3996, 27958), (4662, 23964), (5991, 18648), (6216, 17973), (6993, 15976), (7988, 13986), (7992, 13979), (9324, 11982)]