220420872

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1997}}^1$

素因数の和:2092

約数の個数: 128

約数和(自身を含む): 709689600

約数和(自身を除く): 489268728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 73, 84, 108, 126, 146, 168, 189, 216, 219, 252, 292, 378, 438, 504, 511, 584, 657, 756, 876, 1022, 1314, 1512, 1533, 1752, 1971, 1997, 2044, 2628, 3066, 3942, 3994, 4088, 4599, 5256, 5991, 6132, 7884, 7988, 9198, 11982, 12264, 13797, 13979, 15768, 15976, 17973, 18396, 23964, 27594, 27958, 35946, 36792, 41937, 47928, 53919, 55188, 55916, 71892, 83874, 107838, 110376, 111832, 125811, 143784, 145781, 167748, 215676, 251622, 291562, 335496, 377433, 431352, 437343, 503244, 583124, 754866, 874686, 1006488, 1020467, 1166248, 1312029, 1509732, 1749372, 2040934, 2624058, 3019464, 3061401, 3498744, 3936087, 4081868, 5248116, 6122802, 7872174, 8163736, 9184203, 10496232, 12245604, 15744348, 18368406, 24491208, 27552609, 31488696, 36736812, 55105218, 73473624, 110210436, 220420872]

約数ペア:

[(1, 220420872), (2, 110210436), (3, 73473624), (4, 55105218), (6, 36736812), (7, 31488696), (8, 27552609), (9, 24491208), (12, 18368406), (14, 15744348), (18, 12245604), (21, 10496232), (24, 9184203), (27, 8163736), (28, 7872174), (36, 6122802), (42, 5248116), (54, 4081868), (56, 3936087), (63, 3498744), (72, 3061401), (73, 3019464), (84, 2624058), (108, 2040934), (126, 1749372), (146, 1509732), (168, 1312029), (189, 1166248), (216, 1020467), (219, 1006488), (252, 874686), (292, 754866), (378, 583124), (438, 503244), (504, 437343), (511, 431352), (584, 377433), (657, 335496), (756, 291562), (876, 251622), (1022, 215676), (1314, 167748), (1512, 145781), (1533, 143784), (1752, 125811), (1971, 111832), (1997, 110376), (2044, 107838), (2628, 83874), (3066, 71892), (3942, 55916), (3994, 55188), (4088, 53919), (4599, 47928), (5256, 41937), (5991, 36792), (6132, 35946), (7884, 27958), (7988, 27594), (9198, 23964), (11982, 18396), (12264, 17973), (13797, 15976), (13979, 15768)]