220197978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 652264704

約数和(自身を除く): 432066726

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 101, 117, 121, 126, 143, 154, 182, 198, 202, 231, 234, 242, 273, 286, 303, 363, 429, 462, 546, 606, 693, 707, 726, 819, 847, 858, 909, 1001, 1089, 1111, 1287, 1313, 1331, 1386, 1414, 1573, 1638, 1694, 1818, 2002, 2121, 2178, 2222, 2541, 2574, 2626, 2662, 3003, 3146, 3333, 3939, 3993, 4242, 4719, 5082, 6006, 6363, 6666, 7623, 7777, 7878, 7986, 9009, 9191, 9317, 9438, 9999, 11011, 11817, 11979, 12221, 12726, 14157, 14443, 15246, 15554, 17303, 18018, 18382, 18634, 19998, 22022, 23331, 23634, 23958, 24442, 27573, 27951, 28314, 28886, 33033, 34606, 36663, 43329, 46662, 51909, 55146, 55902, 66066, 69993, 73326, 82719, 83853, 85547, 86658, 99099, 101101, 103818, 109989, 121121, 129987, 134431, 139986, 155727, 158873, 165438, 167706, 171094, 198198, 202202, 219978, 242242, 256641, 259974, 268862, 303303, 311454, 317746, 363363, 403293, 476619, 513282, 606606, 726726, 769923, 806586, 909909, 941017, 953238, 1090089, 1112111, 1209879, 1429857, 1539846, 1747603, 1819818, 1882034, 2180178, 2224222, 2419758, 2823051, 2859714, 3336333, 3495206, 5242809, 5646102, 6672666, 8469153, 10008999, 10485618, 12233221, 15728427, 16938306, 20017998, 24466442, 31456854, 36699663, 73399326, 110098989, 220197978]

約数ペア:

[(1, 220197978), (2, 110098989), (3, 73399326), (6, 36699663), (7, 31456854), (9, 24466442), (11, 20017998), (13, 16938306), (14, 15728427), (18, 12233221), (21, 10485618), (22, 10008999), (26, 8469153), (33, 6672666), (39, 5646102), (42, 5242809), (63, 3495206), (66, 3336333), (77, 2859714), (78, 2823051), (91, 2419758), (99, 2224222), (101, 2180178), (117, 1882034), (121, 1819818), (126, 1747603), (143, 1539846), (154, 1429857), (182, 1209879), (198, 1112111), (202, 1090089), (231, 953238), (234, 941017), (242, 909909), (273, 806586), (286, 769923), (303, 726726), (363, 606606), (429, 513282), (462, 476619), (546, 403293), (606, 363363), (693, 317746), (707, 311454), (726, 303303), (819, 268862), (847, 259974), (858, 256641), (909, 242242), (1001, 219978), (1089, 202202), (1111, 198198), (1287, 171094), (1313, 167706), (1331, 165438), (1386, 158873), (1414, 155727), (1573, 139986), (1638, 134431), (1694, 129987), (1818, 121121), (2002, 109989), (2121, 103818), (2178, 101101), (2222, 99099), (2541, 86658), (2574, 85547), (2626, 83853), (2662, 82719), (3003, 73326), (3146, 69993), (3333, 66066), (3939, 55902), (3993, 55146), (4242, 51909), (4719, 46662), (5082, 43329), (6006, 36663), (6363, 34606), (6666, 33033), (7623, 28886), (7777, 28314), (7878, 27951), (7986, 27573), (9009, 24442), (9191, 23958), (9317, 23634), (9438, 23331), (9999, 22022), (11011, 19998), (11817, 18634), (11979, 18382), (12221, 18018), (12726, 17303), (14157, 15554), (14443, 15246)]