28799460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{829}}^1$

素因数の和:1037

約数の個数: 72

約数和(自身を含む): 87916920

約数和(自身を除く): 59117460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 829, 965, 1158, 1658, 1737, 1930, 2316, 2487, 2895, 3316, 3474, 3860, 4145, 4974, 5790, 6948, 7461, 8290, 8685, 9948, 11580, 12435, 14922, 16580, 17370, 24870, 29844, 34740, 37305, 49740, 74610, 149220, 159997, 319994, 479991, 639988, 799985, 959982, 1439973, 1599970, 1919964, 2399955, 2879946, 3199940, 4799910, 5759892, 7199865, 9599820, 14399730, 28799460]

約数ペア:

[(1, 28799460), (2, 14399730), (3, 9599820), (4, 7199865), (5, 5759892), (6, 4799910), (9, 3199940), (10, 2879946), (12, 2399955), (15, 1919964), (18, 1599970), (20, 1439973), (30, 959982), (36, 799985), (45, 639988), (60, 479991), (90, 319994), (180, 159997), (193, 149220), (386, 74610), (579, 49740), (772, 37305), (829, 34740), (965, 29844), (1158, 24870), (1658, 17370), (1737, 16580), (1930, 14922), (2316, 12435), (2487, 11580), (2895, 9948), (3316, 8685), (3474, 8290), (3860, 7461), (4145, 6948), (4974, 5790)]