202720080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 120

約数和(自身を含む): 641717856

約数和(自身を除く): 438997776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 227, 240, 244, 305, 366, 454, 488, 610, 681, 732, 908, 915, 976, 1135, 1220, 1362, 1464, 1816, 1830, 2270, 2440, 2724, 2928, 3405, 3632, 3660, 3721, 4540, 4880, 5448, 6810, 7320, 7442, 9080, 10896, 11163, 13620, 13847, 14640, 14884, 18160, 18605, 22326, 27240, 27694, 29768, 37210, 41541, 44652, 54480, 55388, 55815, 59536, 69235, 74420, 83082, 89304, 110776, 111630, 138470, 148840, 166164, 178608, 207705, 221552, 223260, 276940, 297680, 332328, 415410, 446520, 553880, 664656, 830820, 844667, 893040, 1107760, 1661640, 1689334, 2534001, 3323280, 3378668, 4223335, 5068002, 6757336, 8446670, 10136004, 12670005, 13514672, 16893340, 20272008, 25340010, 33786680, 40544016, 50680020, 67573360, 101360040, 202720080]

約数ペア:

[(1, 202720080), (2, 101360040), (3, 67573360), (4, 50680020), (5, 40544016), (6, 33786680), (8, 25340010), (10, 20272008), (12, 16893340), (15, 13514672), (16, 12670005), (20, 10136004), (24, 8446670), (30, 6757336), (40, 5068002), (48, 4223335), (60, 3378668), (61, 3323280), (80, 2534001), (120, 1689334), (122, 1661640), (183, 1107760), (227, 893040), (240, 844667), (244, 830820), (305, 664656), (366, 553880), (454, 446520), (488, 415410), (610, 332328), (681, 297680), (732, 276940), (908, 223260), (915, 221552), (976, 207705), (1135, 178608), (1220, 166164), (1362, 148840), (1464, 138470), (1816, 111630), (1830, 110776), (2270, 89304), (2440, 83082), (2724, 74420), (2928, 69235), (3405, 59536), (3632, 55815), (3660, 55388), (3721, 54480), (4540, 44652), (4880, 41541), (5448, 37210), (6810, 29768), (7320, 27694), (7442, 27240), (9080, 22326), (10896, 18605), (11163, 18160), (13620, 14884), (13847, 14640)]