38991168

素因数分解:

$2^6\times 3^2\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:644

約数の個数: 84

約数和(自身を含む): 112796320

約数和(自身を除く): 73805152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 139, 144, 192, 278, 288, 417, 487, 556, 576, 834, 974, 1112, 1251, 1461, 1668, 1948, 2224, 2502, 2922, 3336, 3896, 4383, 4448, 5004, 5844, 6672, 7792, 8766, 8896, 10008, 11688, 13344, 15584, 17532, 20016, 23376, 26688, 31168, 35064, 40032, 46752, 67693, 70128, 80064, 93504, 135386, 140256, 203079, 270772, 280512, 406158, 541544, 609237, 812316, 1083088, 1218474, 1624632, 2166176, 2436948, 3249264, 4332352, 4873896, 6498528, 9747792, 12997056, 19495584, 38991168]

約数ペア:

[(1, 38991168), (2, 19495584), (3, 12997056), (4, 9747792), (6, 6498528), (8, 4873896), (9, 4332352), (12, 3249264), (16, 2436948), (18, 2166176), (24, 1624632), (32, 1218474), (36, 1083088), (48, 812316), (64, 609237), (72, 541544), (96, 406158), (139, 280512), (144, 270772), (192, 203079), (278, 140256), (288, 135386), (417, 93504), (487, 80064), (556, 70128), (576, 67693), (834, 46752), (974, 40032), (1112, 35064), (1251, 31168), (1461, 26688), (1668, 23376), (1948, 20016), (2224, 17532), (2502, 15584), (2922, 13344), (3336, 11688), (3896, 10008), (4383, 8896), (4448, 8766), (5004, 7792), (5844, 6672)]