219991728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21929}}^1$

素因数の和:21970

約数の個数: 80

約数和(自身を含む): 652636800

約数和(自身を除く): 432645072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 114, 132, 152, 176, 209, 228, 264, 304, 418, 456, 528, 627, 836, 912, 1254, 1672, 2508, 3344, 5016, 10032, 21929, 43858, 65787, 87716, 131574, 175432, 241219, 263148, 350864, 416651, 482438, 526296, 723657, 833302, 964876, 1052592, 1249953, 1447314, 1666604, 1929752, 2499906, 2894628, 3333208, 3859504, 4583161, 4999812, 5789256, 6666416, 9166322, 9999624, 11578512, 13749483, 18332644, 19999248, 27498966, 36665288, 54997932, 73330576, 109995864, 219991728]

約数ペア:

[(1, 219991728), (2, 109995864), (3, 73330576), (4, 54997932), (6, 36665288), (8, 27498966), (11, 19999248), (12, 18332644), (16, 13749483), (19, 11578512), (22, 9999624), (24, 9166322), (33, 6666416), (38, 5789256), (44, 4999812), (48, 4583161), (57, 3859504), (66, 3333208), (76, 2894628), (88, 2499906), (114, 1929752), (132, 1666604), (152, 1447314), (176, 1249953), (209, 1052592), (228, 964876), (264, 833302), (304, 723657), (418, 526296), (456, 482438), (528, 416651), (627, 350864), (836, 263148), (912, 241219), (1254, 175432), (1672, 131574), (2508, 87716), (3344, 65787), (5016, 43858), (10032, 21929)]